diff --git a/zsh-completion/_pidcat b/zsh-completion/_pidcat
index fecb2a2..731d234 100644
--- a/zsh-completion/_pidcat
+++ b/zsh-completion/_pidcat
@@ -100,7 +100,7 @@ get_device_from_cmd() {
 
 (( $+functions[__pidcat_serial_numbers] )) ||
 _pidcat_serial_numbers() {
-  local serial_numbers; serial_numbers=(${${(M)${(f)"$(_call_program devices adb devices)"/:/\\:}:#*device}%%[[:space:]]*}":connected device")
+  local serial_numbers; serial_numbers=(${${(M)${(f)"$(_call_program devices adb devices)"//:/\\:}:#*device}%%[[:space:]]*}":connected device")
   [[ -n "$ANDROID_SERIAL" ]] && serial_numbers+=("$ANDROID_SERIAL:default value set in ANDROID_SERIAL environment variable")
   _describe -t serial-numbers 'serial number' serial_numbers "$@" && ret=0
 }