diff --git a/.gitignore b/.gitignore
index 313467d8..fb11174b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,5 @@
 target
 *.jar
 *.stamp
+/vsim
+/verisim
diff --git a/verisim/.gitignore b/verisim/.gitignore
index aedc2d42..e442175e 100644
--- a/verisim/.gitignore
+++ b/verisim/.gitignore
@@ -1,5 +1,3 @@
-simulator-*
-generated-src/
-verilator/
-DVEfiles/
-*.log
+!.gitignore
+!Makefile
+!Makefrag-verilator
diff --git a/vsim/.gitignore b/vsim/.gitignore
index 0037cb6b..803a3908 100644
--- a/vsim/.gitignore
+++ b/vsim/.gitignore
@@ -1,7 +1,2 @@
-/DVEfiles
-/csrc
-/simv-*
-/output
-/generated-src
-/ucli.key
-/vc_hdrs.h
+!Makefile
+!.gitignore