diff --git a/meshroom/core/fileUtils.py b/meshroom/core/fileUtils.py
index f7b4739199..adcbfb3a85 100644
--- a/meshroom/core/fileUtils.py
+++ b/meshroom/core/fileUtils.py
@@ -8,7 +8,7 @@
 def getFileElements(inputFilePath: str):
 
     filename = os.path.basename(inputFilePath)
-    match = compiled_pattern.search(filename)
+    match = compiled_pattern.fullmatch(filename)
     frameId_str = match.group("FRAMEID_STR")
     
     fileElements = {}