diff --git a/completion/available/pew.completion.bash b/completion/available/pew.completion.bash
index 73d62e39..04e67ecb 100644
--- a/completion/available/pew.completion.bash
+++ b/completion/available/pew.completion.bash
@@ -1 +1,6 @@
-[[ -x "$(which pew)" ]] && source "$(pew shell_config)"
+# shellcheck shell=bash
+
+if _command_exists pew
+then
+	source "$(pew shell_config)"
+fi