diff --git a/.gitmodules b/.gitmodules
index 9575a07..5690ba9 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,9 +4,6 @@
 [submodule "oss-internship-2020/openjpeg/openjpeg"]
 	path = oss-internship-2020/openjpeg/openjpeg
 	url = https://github.com/uclouvain/openjpeg.git
-[submodule "oss-internship-2020/pffft/master"]
-	path = oss-internship-2020/pffft/master
-	url = https://bitbucket.org/jpommier/pffft/src/master/
 [submodule "oss-internship-2020/gdal/gdal"]
 	path = oss-internship-2020/gdal/gdal
 	url = https://github.com/OSGeo/gdal/