diff --git a/BUILD.gn b/BUILD.gn
index 06fea958..c6ec8ae3 100755
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -31,7 +31,7 @@
 # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 # POSSIBILITY OF SUCH DAMAGE.
 
-import("//build_overrides/glslang.gni")
+import("build_overrides/glslang.gni")
 
 # Both Chromium and Fuchsia use by default a set of warning errors
 # that is far too strict to compile this project. These are also
@@ -284,12 +284,12 @@ template("glslang_sources_common") {
 }
 
 glslang_sources_common("glslang_lib_sources") {
-  enable_opt = true
+  enable_opt = false
   enable_hlsl = true
 }
 
 glslang_sources_common("glslang_sources") {
-  enable_opt = true
+  enable_opt = false
   enable_hlsl = true
 }
 
diff --git a/build_overrides/glslang.gni b/build_overrides/glslang.gni
index 003c78f0..ac122023 100755
--- a/build_overrides/glslang.gni
+++ b/build_overrides/glslang.gni
@@ -34,4 +34,4 @@
 # These are variables that are overridable by projects that include glslang.
 
 # The path to glslang dependencies.
-glslang_spirv_tools_dir = "//External/spirv-tools"
+glslang_spirv_tools_dir = "External/spirv-tools"