diff --git a/tools/cooja/apps/mrm/.cvsignore b/tools/cooja/apps/mrm/.cvsignore
deleted file mode 100644
index 378eac25d..000000000
--- a/tools/cooja/apps/mrm/.cvsignore
+++ /dev/null
@@ -1 +0,0 @@
-build
diff --git a/tools/cooja/apps/mspsim/.cvsignore b/tools/cooja/apps/mspsim/.cvsignore
deleted file mode 100644
index 378eac25d..000000000
--- a/tools/cooja/apps/mspsim/.cvsignore
+++ /dev/null
@@ -1 +0,0 @@
-build
diff --git a/tools/cooja/apps/mspsim/lib/.cvsignore b/tools/cooja/apps/mspsim/lib/.cvsignore
deleted file mode 100644
index ba2da7816..000000000
--- a/tools/cooja/apps/mspsim/lib/.cvsignore
+++ /dev/null
@@ -1,2 +0,0 @@
-cooja_mspsim.jar
-mspsim.jar