diff --git a/Pmodules/bash b/Pmodules/bash
index 22486e0..5476ca7 100644
--- a/Pmodules/bash
+++ b/Pmodules/bash
@@ -33,6 +33,7 @@ fi
 unset MODULE_VERSION
 unset MODULE_VERSION_STACK
 unset MODULESHOME
+unset PMODULES_ENV
 
 PATH="${PMODULES_HOME}/bin:$PATH"