diff --git a/.gitignore b/.gitignore
index db02cd10..25580433 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,4 @@ benchmark.js
 analyse.r
 docs/html
 docs/man
+npm-debug.log
diff --git a/.npmignore b/.npmignore
index c08b3f46..c757c255 100644
--- a/.npmignore
+++ b/.npmignore
@@ -8,3 +8,4 @@ v8.log
 benchmark.js
 analyse.r
 docs/html
+npm-debug.log