diff --git a/.changelog/22109.txt b/.changelog/22109.txt
new file mode 100644
index 000000000000..9c882893ea30
--- /dev/null
+++ b/.changelog/22109.txt
@@ -0,0 +1,3 @@
+```release-note:bug
+aws-auth: Fix bug where calls to AWS IAM and STS services error out due to URL with multiple trailing slashes.
+```
diff --git a/go.mod b/go.mod
index fe788cc249c1..6b2d3b855e8a 100644
--- a/go.mod
+++ b/go.mod
@@ -41,7 +41,7 @@ require (
 	github.com/google/tcpproxy v0.0.0-20180808230851-dfa16c61dad2
 	github.com/grpc-ecosystem/go-grpc-middleware v1.3.0
 	github.com/hashi-derek/grpc-proxy v0.0.0-20231207191910-191266484d75
-	github.com/hashicorp/consul-awsauth v0.0.0-20220713182709-05ac1c5c2706
+	github.com/hashicorp/consul-awsauth v0.0.0-20250130185352-0a5f57fe920a
 	github.com/hashicorp/consul-net-rpc v0.0.0-20221205195236-156cfab66a69
 	github.com/hashicorp/consul/api v1.31.0
 	github.com/hashicorp/consul/envoyextensions v0.7.7
diff --git a/go.sum b/go.sum
index d1cde1a67c1e..d44983a57095 100644
--- a/go.sum
+++ b/go.sum
@@ -404,8 +404,8 @@ github.com/grpc-ecosystem/grpc-gateway/v2 v2.16.0 h1:YBftPWNWd4WwGqtY2yeZL2ef8rH
 github.com/grpc-ecosystem/grpc-gateway/v2 v2.16.0/go.mod h1:YN5jB8ie0yfIUg6VvR9Kz84aCaG7AsGZnLjhHbUqwPg=
 github.com/hashi-derek/grpc-proxy v0.0.0-20231207191910-191266484d75 h1:V5Uqf7VoWMd6UhNf/5EMA8LMPUm95GYvk2YF5SzT24o=
 github.com/hashi-derek/grpc-proxy v0.0.0-20231207191910-191266484d75/go.mod h1:5eEnHfK72jOkp4gC1dI/Q/E9MFNOM/ewE/vql5ijV3g=
-github.com/hashicorp/consul-awsauth v0.0.0-20220713182709-05ac1c5c2706 h1:1ZEjnveDe20yFa6lSkfdQZm5BR/b271n0MsB5R2L3us=
-github.com/hashicorp/consul-awsauth v0.0.0-20220713182709-05ac1c5c2706/go.mod h1:1Cs8FlmD1BfSQXJGcFLSV5FuIx1AbJP+EJGdxosoS2g=
+github.com/hashicorp/consul-awsauth v0.0.0-20250130185352-0a5f57fe920a h1:PlTwRwGofi9cjXO57+1E6WnNLy2qvClT4y5jg3M5r8M=
+github.com/hashicorp/consul-awsauth v0.0.0-20250130185352-0a5f57fe920a/go.mod h1:kmtdeOrrLwhUY6PoKQf0RRYuOA8xJmalhVJBOcMsyNs=
 github.com/hashicorp/consul-net-rpc v0.0.0-20221205195236-156cfab66a69 h1:wzWurXrxfSyG1PHskIZlfuXlTSCj1Tsyatp9DtaasuY=
 github.com/hashicorp/consul-net-rpc v0.0.0-20221205195236-156cfab66a69/go.mod h1:svUZZDvotY8zTODknUePc6mZ9pX8nN0ViGwWcUSOBEA=
 github.com/hashicorp/errwrap v1.0.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=