diff --git a/Makefile b/Makefile
index 3e7772c..e5e0f72 100644
--- a/Makefile
+++ b/Makefile
@@ -17,7 +17,7 @@ DOCKER_ORGANIZATION = thibaultfalque
 
 # The version of the package to build.
 
-VERSION = 1.1
+VERSION = 1.1.2
 
 
 # The directory of the unit tests for the package to build.
diff --git a/metrics/__init__.py b/metrics/__init__.py
index b03dd8d..a8e0fdc 100644
--- a/metrics/__init__.py
+++ b/metrics/__init__.py
@@ -35,7 +35,7 @@
 __summary__ = 'rEproducible sofTware peRformance analysIs in perfeCt Simplicity'
 __keywords__ = 'reproducible software performance analysis'
 __uri__ = 'https://github.com/crillab/metrics'
-__version__ = '1.1.1'
+__version__ = '1.1.2'
 __author__ = 'Thibault Falque, Romain Wallon, Hugues Wattez'
 __email__ = 'thibault.falque@exakis-nelite.com, wallon@cril.fr, wattez@cril.fr'
 
diff --git a/metrics/wallet/analysis.py b/metrics/wallet/analysis.py
index 0846316..2e3f149 100644
--- a/metrics/wallet/analysis.py
+++ b/metrics/wallet/analysis.py
@@ -634,7 +634,7 @@ def default_explode(df, samp, objective):
     times = _make_list(d.pop('timestamp_list'))
     bounds = _make_list(d.pop('bound_list'))
 
-    if objective(d.pop('objective',None)):
+    if objective(d.pop('objective', None)):
         bounds = [-x for x in bounds]
 
     if len(bounds) != len(times):
@@ -643,7 +643,7 @@ def default_explode(df, samp, objective):
     l = []
     i = 0
     for j in range(len(bounds)):
-        while times[j] > samp[i]:
+        while i < len(samp) and times[j] > samp[i]:
             d2 = d.copy()
             d2['status'] = d2['status'] if d2['cpu_time'] < samp[i] else 'INCOMPLETE'
             d2['success'] = d2['status'] == 'COMPLETE'