diff --git a/src/exiftool.rs b/src/exiftool.rs
index 5e3427c5..7b2f5f5c 100644
--- a/src/exiftool.rs
+++ b/src/exiftool.rs
@@ -26,7 +26,10 @@ impl From<ProcessError> for ExifError {
 impl ExifError {
     pub(crate) fn is_client_error(&self) -> bool {
         // if exiftool bails we probably have bad input
-        matches!(self, Self::CommandFailed(_))
+        matches!(
+            self,
+            Self::CommandFailed(_) | Self::Process(ProcessError::Timeout(_))
+        )
     }
 }
 
diff --git a/src/ffmpeg.rs b/src/ffmpeg.rs
index 0cb1a6df..b5a1def3 100644
--- a/src/ffmpeg.rs
+++ b/src/ffmpeg.rs
@@ -65,7 +65,10 @@ impl From<ProcessError> for FfMpegError {
 impl FfMpegError {
     pub(crate) fn is_client_error(&self) -> bool {
         // Failing validation or ffmpeg bailing probably means bad input
-        matches!(self, Self::CommandFailed(_))
+        matches!(
+            self,
+            Self::CommandFailed(_) | Self::Process(ProcessError::Timeout(_))
+        )
     }
 
     pub(crate) fn is_not_found(&self) -> bool {
diff --git a/src/magick.rs b/src/magick.rs
index 00737ef4..c59546d8 100644
--- a/src/magick.rs
+++ b/src/magick.rs
@@ -59,7 +59,10 @@ impl From<ProcessError> for MagickError {
 impl MagickError {
     pub(crate) fn is_client_error(&self) -> bool {
         // Failing validation or imagemagick bailing probably means bad input
-        matches!(self, Self::CommandFailed(_))
+        matches!(
+            self,
+            Self::CommandFailed(_) | Self::Process(ProcessError::Timeout(_))
+        )
     }
 }