diff --git a/src/client/windows/breakpad_client.gyp b/src/client/windows/breakpad_client.gyp
old mode 100755
new mode 100644
diff --git a/src/client/windows/build/common.gypi b/src/client/windows/build/common.gypi
old mode 100755
new mode 100644
diff --git a/src/client/windows/build/external_code.gypi b/src/client/windows/build/external_code.gypi
old mode 100755
new mode 100644
diff --git a/src/client/windows/build/internal/release_defaults.gypi b/src/client/windows/build/internal/release_defaults.gypi
old mode 100755
new mode 100644
diff --git a/src/client/windows/build/internal/release_impl.gypi b/src/client/windows/build/internal/release_impl.gypi
old mode 100755
new mode 100644
diff --git a/src/client/windows/build/internal/release_impl_official.gypi b/src/client/windows/build/internal/release_impl_official.gypi
old mode 100755
new mode 100644
diff --git a/src/client/windows/build/release.gypi b/src/client/windows/build/release.gypi
old mode 100755
new mode 100644
diff --git a/src/client/windows/crash_generation/crash_generation.gyp b/src/client/windows/crash_generation/crash_generation.gyp
old mode 100755
new mode 100644
diff --git a/src/client/windows/handler/exception_handler.gyp b/src/client/windows/handler/exception_handler.gyp
old mode 100755
new mode 100644
diff --git a/src/client/windows/sender/crash_report_sender.gyp b/src/client/windows/sender/crash_report_sender.gyp
old mode 100755
new mode 100644
diff --git a/src/client/windows/unittests/client_tests.gyp b/src/client/windows/unittests/client_tests.gyp
old mode 100755
new mode 100644
diff --git a/src/client/windows/unittests/dump_analysis.cc b/src/client/windows/unittests/dump_analysis.cc
old mode 100755
new mode 100644
diff --git a/src/client/windows/unittests/dump_analysis.h b/src/client/windows/unittests/dump_analysis.h
old mode 100755
new mode 100644
diff --git a/src/client/windows/unittests/exception_handler_death_test.cc b/src/client/windows/unittests/exception_handler_death_test.cc
old mode 100755
new mode 100644
diff --git a/src/client/windows/unittests/exception_handler_test.cc b/src/client/windows/unittests/exception_handler_test.cc
old mode 100755
new mode 100644
diff --git a/src/client/windows/unittests/minidump_test.cc b/src/client/windows/unittests/minidump_test.cc
old mode 100755
new mode 100644