diff --git a/.gitignore b/.gitignore
index a0318c246e..29e4fd2852 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,3 @@
-*.pyc
 /build/
 /node_modules/
 /dist/
diff --git a/.npmignore b/.npmignore
index 864fa4bc73..84c048a73c 100644
--- a/.npmignore
+++ b/.npmignore
@@ -1,2 +1 @@
-*.pyc
 /build/
diff --git a/src/ol/format/igcformat.js b/src/ol/format/igcformat.js
index 446989f87a..4977dadbac 100644
--- a/src/ol/format/igcformat.js
+++ b/src/ol/format/igcformat.js
@@ -2,7 +2,6 @@ goog.provide('ol.format.IGC');
 goog.provide('ol.format.IGCZ');
 
 goog.require('goog.asserts');
-goog.require('goog.string');
 goog.require('goog.string.newlines');
 goog.require('ol.Feature');
 goog.require('ol.format.Feature');