diff --git a/discogs_alert/__main__.py b/discogs_alert/__main__.py
index bbf6f19..8c23bb6 100644
--- a/discogs_alert/__main__.py
+++ b/discogs_alert/__main__.py
@@ -1,4 +1,5 @@
 import logging
+import os
 import time
 
 import click
@@ -38,6 +39,14 @@
     not_required_if="list-id",
     help="path to your wantlist json file (including filename)",
 )
+@click.option(
+    "-ct",
+    "--currency-token",
+    required=True,
+    type=str,
+    envvar="DA_CURRENCY_TOKEN",
+    help="A token for the currency conversion API (api.exchangerate.host)",
+)
 @click.option(
     "-ua",
     "--user-agent",
@@ -192,6 +201,7 @@ def main(
     discogs_token,
     list_id,
     wantlist_path,
+    currency_token,
     user_agent,
     frequency,
     country,
@@ -209,9 +219,11 @@ def main(
     verbose,
     test,
 ):
-    """This loop queries in your watchlist at regular intervals, sending alerts if a release satisfying
-    your criteria is found.
     """
+    This loop queries your watchlist at regular intervals, alerting you if a release satisfying your criteria is found.
+    """
+
+    os.environ["DA_CURRENCY_TOKEN"] = currency_token
 
     # if both a list ID and a local wantlist path are provided, use the wantlist (to force-enable local testing)
     # TODO: combine them?
diff --git a/discogs_alert/util/currency.py b/discogs_alert/util/currency.py
index 248f49e..36901a5 100644
--- a/discogs_alert/util/currency.py
+++ b/discogs_alert/util/currency.py
@@ -1,3 +1,4 @@
+import os
 from typing import Dict, Union
 
 import requests
@@ -12,10 +13,9 @@ class InvalidCurrencyException(Exception):
     ...
 
 
-@time_cache(seconds=3600)
+@time_cache(seconds=86400)
 def get_currency_rates(base_currency: str) -> CurrencyRates:
-    """Get live currency exchange rates (from one base currency). Cached for one hour at a time,
-    per currency.
+    """Get live currency exchange rates (from one base currency). Cached for one day at a time, per currency.
 
     Args:
         base_currency: one of the 3-character currency identifiers from above.
@@ -25,7 +25,13 @@ def get_currency_rates(base_currency: str) -> CurrencyRates:
 
     if base_currency not in CURRENCY_CHOICES:
         raise InvalidCurrencyException(f"{base_currency} is not a supported currency (see `discogs_alert/types.py`).")
-    return requests.get(f"https://api.exchangerate.host/latest?base={base_currency}").json().get("rates")
+
+    access_key = os.getenv("DA_CURRENCY_TOKEN")
+    return (
+        requests.get(f"http://api.exchangerate.host/live?access_key={access_key}&source={base_currency}")
+        .json()
+        .get("quotes")
+    )
 
 
 def convert_currency(value: float, old_currency: str, new_currency: str) -> float:
@@ -40,6 +46,6 @@ def convert_currency(value: float, old_currency: str, new_currency: str) -> floa
     """
 
     try:
-        return float(value) / get_currency_rates(new_currency)[old_currency]
+        return float(value) / get_currency_rates(new_currency)[f"{new_currency}{old_currency}"]
     except KeyError:
         raise InvalidCurrencyException(f"{old_currency} is not a supported currency (see `discogs_alert/types.py`)")
diff --git a/tests/data/currency_rates.json b/tests/data/currency_rates.json
index a6b1997..a1e73fb 100644
--- a/tests/data/currency_rates.json
+++ b/tests/data/currency_rates.json
@@ -1,171 +1,170 @@
 {
-    "AED": 3.897907,
-    "AFN": 94.768016,
-    "ALL": 115.194359,
-    "AMD": 416.022513,
-    "ANG": 1.914283,
-    "AOA": 534.648677,
-    "ARS": 206.873619,
-    "AUD": 1.555357,
-    "AWG": 1.91341,
-    "AZN": 1.804132,
-    "BAM": 1.955062,
-    "BBD": 2.123201,
-    "BDT": 113.773783,
-    "BGN": 1.954349,
-    "BHD": 0.400535,
-    "BIF": 2206.658158,
-    "BMD": 1.061802,
-    "BND": 1.423633,
-    "BOB": 7.339559,
-    "BRL": 5.467703,
-    "BSD": 1.061596,
-    "BTC": 4.3e-05,
-    "BTN": 87.936222,
-    "BWP": 14.050659,
-    "BYN": 2.681676,
-    "BZD": 2.14144,
-    "CAD": 1.435974,
-    "CDF": 2209.342916,
-    "CHF": 0.987368,
-    "CLF": 0.03116,
-    "CLP": 848.933175,
-    "CNH": 7.313025,
-    "CNY": 7.305979,
-    "COP": 5270.596689,
-    "CRC": 592.616742,
-    "CUC": 1.062235,
-    "CUP": 27.325147,
-    "CVE": 110.181451,
-    "CZK": 23.663593,
-    "DJF": 189.117314,
-    "DKK": 7.440961,
-    "DOP": 59.47652,
-    "DZD": 145.350485,
-    "EGP": 32.511698,
-    "ERN": 15.918355,
-    "ETB": 57.114144,
-    "EUR": 1,
-    "FJD": 2.335873,
-    "FKP": 0.880851,
-    "GBP": 0.881433,
-    "GEL": 2.796552,
-    "GGP": 0.880601,
-    "GHS": 13.650247,
-    "GIP": 0.881144,
-    "GMD": 64.837869,
-    "GNF": 9140.514663,
-    "GTQ": 8.30433,
-    "GYD": 224.11919,
-    "HKD": 8.32407,
-    "HNL": 26.188059,
-    "HRK": 7.528459,
-    "HTG": 158.559346,
-    "HUF": 380.851942,
-    "IDR": 16113.673311,
-    "ILS": 3.854084,
-    "IMP": 0.880943,
-    "INR": 87.829116,
-    "IQD": 1550.26996,
-    "IRR": 44940.376637,
-    "ISK": 152.809042,
-    "JEP": 0.881188,
-    "JMD": 163.841184,
-    "JOD": 0.752829,
-    "JPY": 143.066228,
-    "KES": 133.940892,
-    "KGS": 92.767718,
-    "KHR": 4312.729875,
-    "KMF": 491.160683,
-    "KPW": 955.050638,
-    "KRW": 1376.03754,
-    "KWD": 0.326703,
-    "KYD": 0.885634,
-    "KZT": 477.302397,
-    "LAK": 17907.236579,
-    "LBP": 15943.110538,
-    "LKR": 387.6904,
-    "LRD": 167.4522,
-    "LSL": 19.403048,
-    "LYD": 5.115174,
-    "MAD": 11.043256,
-    "MDL": 19.964129,
-    "MGA": 4546.618615,
-    "MKD": 61.568441,
-    "MMK": 2230.638105,
-    "MNT": 3615.356528,
-    "MOP": 8.584437,
-    "MRU": 38.590114,
-    "MUR": 48.972887,
-    "MVR": 16.289475,
-    "MWK": 1090.2561,
-    "MXN": 19.47122,
-    "MYR": 4.708764,
-    "MZN": 67.915036,
-    "NAD": 19.388261,
-    "NGN": 488.597606,
-    "NIO": 38.812196,
-    "NOK": 10.9565,
-    "NPR": 140.699409,
-    "NZD": 1.699364,
-    "OMR": 0.409066,
-    "PAB": 1.062028,
-    "PEN": 4.073505,
-    "PGK": 3.743112,
-    "PHP": 58.401571,
-    "PKR": 278.024539,
-    "PLN": 4.746736,
-    "PYG": 7777.701586,
-    "QAR": 3.876872,
-    "RON": 4.913771,
-    "RSD": 117.257046,
-    "RUB": 79.604056,
-    "RWF": 1170.134525,
-    "SAR": 3.981201,
-    "SBD": 8.773145,
-    "SCR": 13.943644,
-    "SDG": 623.435381,
-    "SEK": 11.03444,
-    "SGD": 1.421805,
-    "SHP": 0.881369,
-    "SLL": 18745.496217,
-    "SOS": 603.847757,
-    "SRD": 35.350677,
-    "SSP": 138.228062,
-    "STD": 24220.040686,
-    "STN": 24.481645,
-    "SVC": 9.293838,
-    "SYP": 2666.212256,
-    "SZL": 19.402013,
-    "THB": 36.697724,
-    "TJS": 11.360375,
-    "TMT": 3.725065,
-    "TND": 3.345002,
-    "TOP": 2.486172,
-    "TRY": 20.036823,
-    "TTD": 7.207982,
-    "TWD": 32.195893,
-    "TZS": 2482.067119,
-    "UAH": 39.036552,
-    "UGX": 3939.589981,
-    "USD": 1.062261,
-    "UYU": 41.720212,
-    "UZS": 12020.483674,
-    "VES": 25.861576,
-    "VND": 25280.91297,
-    "VUV": 125.26485,
-    "WST": 2.862533,
-    "XAF": 655.538929,
-    "XAG": 0.04947,
-    "XAU": 0.001345,
-    "XCD": 2.868686,
-    "XDR": 0.796831,
-    "XOF": 655.539065,
-    "XPD": 0.001881,
-    "XPF": 119.256617,
-    "XPT": 0.001416,
-    "YER": 265.664202,
-    "ZAR": 19.333621,
-    "ZMW": 20.813546,
-    "ZWL": 341.696168
+    "EURAED": 4.00965,
+    "EURAFN": 75.018901,
+    "EURALL": 103.920772,
+    "EURAMD": 437.476958,
+    "EURANG": 1.957849,
+    "EURAOA": 903.570398,
+    "EURARS": 384.006996,
+    "EURAUD": 1.676099,
+    "EURAWG": 1.964957,
+    "EURAZN": 1.860127,
+    "EURBAM": 1.95525,
+    "EURBBD": 2.193383,
+    "EURBDT": 120.306163,
+    "EURBGN": 1.95964,
+    "EURBHD": 0.409685,
+    "EURBIF": 3087.531618,
+    "EURBMD": 1.091643,
+    "EURBND": 1.460289,
+    "EURBOB": 7.506889,
+    "EURBRL": 5.355496,
+    "EURBSD": 1.086294,
+    "EURBTC": 2.9743319e-05,
+    "EURBTN": 90.447761,
+    "EURBWP": 14.571902,
+    "EURBYN": 3.578494,
+    "EURBYR": 21396.202226,
+    "EURBZD": 2.189684,
+    "EURCAD": 1.497898,
+    "EURCDF": 2866.654836,
+    "EURCHF": 0.966941,
+    "EURCLF": 0.034535,
+    "EURCLP": 952.921987,
+    "EURCNY": 7.871514,
+    "EURCOP": 4439.651329,
+    "EURCRC": 577.337621,
+    "EURCUC": 1.091643,
+    "EURCUP": 28.928539,
+    "EURCVE": 110.233996,
+    "EURCZK": 24.489537,
+    "EURDJF": 193.415601,
+    "EURDKK": 7.458764,
+    "EURDOP": 61.692649,
+    "EURDZD": 146.66446,
+    "EUREGP": 33.594451,
+    "EURERN": 16.374645,
+    "EURETB": 60.756612,
+    "EURFJD": 2.498666,
+    "EURFKP": 0.878435,
+    "EURGBP": 0.876329,
+    "EURGEL": 2.942022,
+    "EURGGP": 0.878435,
+    "EURGHS": 12.989347,
+    "EURGIP": 0.878435,
+    "EURGMD": 73.413415,
+    "EURGNF": 9334.374667,
+    "EURGTQ": 8.505608,
+    "EURGYD": 227.276078,
+    "EURHKD": 8.511814,
+    "EURHNL": 26.831454,
+    "EURHRK": 7.68688,
+    "EURHTG": 144.149457,
+    "EURHUF": 379.215358,
+    "EURIDR": 16837.828673,
+    "EURILS": 4.05755,
+    "EURIMP": 0.878435,
+    "EURINR": 90.924854,
+    "EURIQD": 1423.099747,
+    "EURIRR": 46135.565218,
+    "EURISK": 152.895936,
+    "EURJEP": 0.878435,
+    "EURJMD": 169.282389,
+    "EURJOD": 0.774307,
+    "EURJPY": 163.238875,
+    "EURKES": 165.443468,
+    "EURKGS": 97.293557,
+    "EURKHR": 4475.741179,
+    "EURKMF": 495.196586,
+    "EURKPW": 982.491758,
+    "EURKRW": 1415.184533,
+    "EURKWD": 0.336543,
+    "EURKYD": 0.905245,
+    "EURKZT": 504.048234,
+    "EURLAK": 22526.664279,
+    "EURLBP": 16327.407846,
+    "EURLKR": 356.339778,
+    "EURLRD": 205.065549,
+    "EURLSL": 20.053898,
+    "EURLTL": 3.223338,
+    "EURLVL": 0.660324,
+    "EURLYD": 5.26352,
+    "EURMAD": 11.017801,
+    "EURMDL": 19.374551,
+    "EURMGA": 4920.616056,
+    "EURMKD": 61.597675,
+    "EURMMK": 2281.258386,
+    "EURMNT": 3763.112256,
+    "EURMOP": 8.726346,
+    "EURMRO": 389.716353,
+    "EURMUR": 48.207367,
+    "EURMVR": 16.866297,
+    "EURMWK": 1828.685674,
+    "EURMXN": 18.807484,
+    "EURMYR": 5.100706,
+    "EURMZN": 69.046364,
+    "EURNAD": 20.053893,
+    "EURNGN": 917.024173,
+    "EURNIO": 39.758818,
+    "EURNOK": 11.783075,
+    "EURNPR": 144.716298,
+    "EURNZD": 1.820619,
+    "EUROMR": 0.420217,
+    "EURPAB": 1.086294,
+    "EURPEN": 4.201418,
+    "EURPGK": 4.103846,
+    "EURPHP": 60.474296,
+    "EURPKR": 311.230565,
+    "EURPLN": 4.386266,
+    "EURPYG": 8072.72951,
+    "EURQAR": 3.974714,
+    "EURRON": 4.977678,
+    "EURRSD": 117.207035,
+    "EURRUB": 97.538707,
+    "EURRWF": 1339.823169,
+    "EURSAR": 4.094218,
+    "EURSBD": 9.191265,
+    "EURSCR": 14.320772,
+    "EURSDG": 656.077796,
+    "EURSEK": 11.564833,
+    "EURSGD": 1.467391,
+    "EURSHP": 1.328257,
+    "EURSLE": 24.490293,
+    "EURSLL": 21559.949041,
+    "EURSOS": 623.328506,
+    "EURSRD": 41.640763,
+    "EURSTD": 22594.805475,
+    "EURSYP": 14193.347758,
+    "EURSZL": 19.885407,
+    "EURTHB": 38.639253,
+    "EURTJS": 11.884357,
+    "EURTMT": 3.82075,
+    "EURTND": 3.399926,
+    "EURTOP": 2.600335,
+    "EURTRY": 31.307888,
+    "EURTTD": 7.376925,
+    "EURTWD": 34.659341,
+    "EURTZS": 2713.636778,
+    "EURUAH": 39.236265,
+    "EURUGX": 4105.845213,
+    "EURUSD": 1.091643,
+    "EURUYU": 43.147864,
+    "EURUZS": 13340.247998,
+    "EURVEF": 3861416.594396,
+    "EURVES": 38.607661,
+    "EURVND": 26488.716684,
+    "EURVUV": 132.260957,
+    "EURWST": 3.025362,
+    "EURXAF": 655.772561,
+    "EURXAG": 0.04601,
+    "EURXAU": 0.000551,
+    "EURXCD": 2.95022,
+    "EURXDR": 0.820169,
+    "EURXOF": 655.772561,
+    "EURXPF": 120.572363,
+    "EURYER": 273.351325,
+    "EURZAR": 20.024193,
+    "EURZMK": 9826.100628,
+    "EURZMW": 25.229904,
+    "EURZWL": 351.508591
 }
\ No newline at end of file
diff --git a/tests/test_entities.py b/tests/test_entities.py
index 9f4b54d..f18c92b 100644
--- a/tests/test_entities.py
+++ b/tests/test_entities.py
@@ -13,19 +13,19 @@ def test_convert_listing_price_currency(mock_currency_rates, rates: da_currency.
     # full listing price
     lp1 = da_entities.ListingPrice("GBP", 10, shipping=da_entities.ShippingPrice("GBP", 5))
     lp1_target = da_entities.ListingPrice(
-        "EUR", 10 / rates["GBP"], shipping=da_entities.ShippingPrice("EUR", 5 / rates["GBP"])
+        "EUR", 10 / rates["EURGBP"], shipping=da_entities.ShippingPrice("EUR", 5 / rates["EURGBP"])
     )
     assert lp1.convert_currency("EUR") == lp1_target
 
     # no shipping
     lp2 = da_entities.ListingPrice("GBP", 10, shipping=None)
-    lp2_target = da_entities.ListingPrice("EUR", 10 / rates["GBP"], shipping=None)
+    lp2_target = da_entities.ListingPrice("EUR", 10 / rates["EURGBP"], shipping=None)
     assert lp2.convert_currency("EUR") == lp2_target
 
     # different currencies
     lp3 = da_entities.ListingPrice("GBP", 10, shipping=da_entities.ShippingPrice("AUD", 5))
     lp3_target = da_entities.ListingPrice(
-        "EUR", 10 / rates["GBP"], shipping=da_entities.ShippingPrice("EUR", 5 / rates["AUD"])
+        "EUR", 10 / rates["EURGBP"], shipping=da_entities.ShippingPrice("EUR", 5 / rates["EURAUD"])
     )
     assert lp3.convert_currency("EUR") == lp3_target
 
diff --git a/tests/util/test_currency.py b/tests/util/test_currency.py
index 97ba6be..80d66b5 100644
--- a/tests/util/test_currency.py
+++ b/tests/util/test_currency.py
@@ -27,9 +27,8 @@ def test_convert_currency(mock_currency_rates, rates: da_currency.CurrencyRates)
     assert da_currency.get_currency_rates("SGD") == da_currency.get_currency_rates("EUR")
 
     # make sure the currency conversion is working correctly
-    assert da_currency.convert_currency(1, "GBP", "EUR") == 1 / rates.get("GBP")
-    assert da_currency.convert_currency(1, "CHF", "EUR") == 1 / rates.get("CHF")
-    assert da_currency.convert_currency(1, "EUR", "GBP") == 1  # doesn't make sense given that our mocked rates are EUR
+    assert da_currency.convert_currency(1, "GBP", "EUR") == 1 / rates.get("EURGBP")
+    assert da_currency.convert_currency(1, "CHF", "EUR") == 1 / rates.get("EURCHF")
 
     # make sure invalid currencies are handled
     with pytest.raises(da_currency.InvalidCurrencyException):