diff --git a/themes/agnoster/agnoster.theme.sh b/themes/agnoster/agnoster.theme.sh
index 1476e91..c8a3ebf 100644
--- a/themes/agnoster/agnoster.theme.sh
+++ b/themes/agnoster/agnoster.theme.sh
@@ -67,6 +67,11 @@
 # 'brew install bash' will set you free
 PROMPT_DIRTRIM=2 # bash4 and above
 
+######################################################################
+## Configurations in Oh My Bash
+
+OMB_PROMPT_SHOW_PYTHON_VENV=${OMB_PROMPT_SHOW_PYTHON_VENV:=true}
+
 ######################################################################
 DEBUG=0
 function debug {
@@ -415,8 +420,10 @@ function build_prompt {
     prompt_status
     #[[ -z ${AG_NO_HIST+x} ]] && prompt_histdt
     [[ -z ${AG_NO_CONTEXT+x} ]] && prompt_context
-    prompt_virtualenv
-    prompt_conda_env
+    if [[ ${OMB_PROMPT_SHOW_PYTHON_VENV-} ]]; then
+      prompt_virtualenv
+      prompt_conda_env
+    fi
     prompt_dir
     prompt_git
     prompt_end