diff --git a/.gitmodules b/.gitmodules
index c2d7ad37..6f998139 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -40,6 +40,7 @@
 [submodule "dep/speexdsp"]
 	path = dep/speexdsp
 	url = https://gitlab.xiph.org/xiph/speexdsp.git
+	ignore = untracked
 [submodule "dep/simde"]
 	path = dep/simde
 	url = https://github.com/simd-everywhere/simde.git