diff --git a/pylib/Makefile b/pylib/Makefile
index 520edf70e..73b0e165e 100644
--- a/pylib/Makefile
+++ b/pylib/Makefile
@@ -47,7 +47,7 @@ clean:
 # Checking python
 ######################
 
-CHECKDEPS := $(shell find anki tests -name '*.py')
+CHECKDEPS := $(shell find anki tests -name '*.py' | grep -v buildinfo.py)
 
 .build/mypy: $(CHECKDEPS)
 	mypy anki
diff --git a/qt/Makefile b/qt/Makefile
index 85ad2c028..1643ed53b 100644
--- a/qt/Makefile
+++ b/qt/Makefile
@@ -67,7 +67,7 @@ JSDEPS := $(patsubst ts/src/%.ts, web/%.js, $(TSDEPS))
 
 PYLIB := ../pylib
 
-CHECKDEPS := $(shell find aqt tests -name '*.py')
+CHECKDEPS := $(shell find aqt tests -name '*.py' | grep -v buildinfo.py)
 
 .build/mypy: $(CHECKDEPS) .build/qt-stubs
 	MYPYPATH=$(PYLIB) mypy aqt