diff --git a/taskcluster/generic_tc_caching-win-opt-base.tyml b/taskcluster/generic_tc_caching-win-opt-base.tyml
index 133324f0..9334ba7a 100644
--- a/taskcluster/generic_tc_caching-win-opt-base.tyml
+++ b/taskcluster/generic_tc_caching-win-opt-base.tyml
@@ -24,6 +24,7 @@ payload:
   env:
     TC_MSYS_VERSION: 'MSYS_NT-6.3-9600'
     MSYS: 'winsymlinks:nativestrict'
+    GIT_LFS_SKIP_SMUDGE: '1'
 
   command:
     - >-
diff --git a/taskcluster/test-win-cuda-opt-base.tyml b/taskcluster/test-win-cuda-opt-base.tyml
index d8353d66..1813dced 100644
--- a/taskcluster/test-win-cuda-opt-base.tyml
+++ b/taskcluster/test-win-cuda-opt-base.tyml
@@ -31,6 +31,7 @@ then:
         EXPECTED_TENSORFLOW_VERSION: "${build.tensorflow_git_desc}"
         TC_MSYS_VERSION: 'MSYS_NT-6.3-9600'
         MSYS: 'winsymlinks:nativestrict'
+        GIT_LFS_SKIP_SMUDGE: '1'
 
     command:
       - >-
diff --git a/taskcluster/test-win-opt-base.tyml b/taskcluster/test-win-opt-base.tyml
index 55c1aa2e..9cfdfa43 100644
--- a/taskcluster/test-win-opt-base.tyml
+++ b/taskcluster/test-win-opt-base.tyml
@@ -33,6 +33,7 @@ then:
         EXPECTED_TENSORFLOW_VERSION: "${build.tensorflow_git_desc}"
         TC_MSYS_VERSION: 'MSYS_NT-6.3-9600'
         MSYS: 'winsymlinks:nativestrict'
+        GIT_LFS_SKIP_SMUDGE: '1'
 
     command:
       - >-
diff --git a/taskcluster/win-opt-base.tyml b/taskcluster/win-opt-base.tyml
index 385616dc..9d0a01c8 100644
--- a/taskcluster/win-opt-base.tyml
+++ b/taskcluster/win-opt-base.tyml
@@ -32,6 +32,7 @@ payload:
   env:
     TC_MSYS_VERSION: 'MSYS_NT-6.3-9600'
     MSYS: 'winsymlinks:nativestrict'
+    GIT_LFS_SKIP_SMUDGE: '1'
     EXAMPLES_CLONE_URL: "https://github.com/mozilla/DeepSpeech-examples"
     EXAMPLES_CHECKOUT_TARGET: "master"