diff --git a/debian/python-minimal.postinst b/debian/python-minimal.postinst
index 7fac6774de159eba381cc78c2c84aeafa78b979d..d723bd04d7301f9fb3443c8dace883fd8d51794a 100644
--- a/debian/python-minimal.postinst
+++ b/debian/python-minimal.postinst
@@ -1,4 +1,4 @@
-#! /bin/sh
+#! /bin/sh -e
 pycompile -p python-minimal
 
 #DEBHELPER#
diff --git a/debian/python-minimal.prerm b/debian/python-minimal.prerm
index 38747bddb9b11b698d3928579e8fa2ce87bea723..0c01985af7f1d388fe1ac4c3b2bf0d95aef5b8d5 100644
--- a/debian/python-minimal.prerm
+++ b/debian/python-minimal.prerm
@@ -1,4 +1,4 @@
-#! /bin/sh
+#! /bin/sh -e
 pyclean -p python-minimal
 
 #DEBHELPER#