diff --git a/bin/pgenv b/bin/pgenv
index 06ec738..693ab59 100755
--- a/bin/pgenv
+++ b/bin/pgenv
@@ -2,7 +2,7 @@
 #
 # VERSION
 #
-PGENV_VERSION="1.3.0"
+PGENV_VERSION="1.3.1"
 
 # https://stackoverflow.com/a/19622569/79202
 trap 'exit' ERR
@@ -629,7 +629,7 @@ pgenv_configuration_write_variable(){
         if [ -z "$value" ]; then
             echo -n "#" >> "$file"
         fi
-        echo "${name}='${value}'" >> "$file"
+        echo "export ${name}='${value}'" >> "$file"
     fi
     echo >> "$file"
 }