diff --git a/SPIRV/SpvTools.cpp b/SPIRV/SpvTools.cpp
index e8f82511..8cc17cca 100644
--- a/SPIRV/SpvTools.cpp
+++ b/SPIRV/SpvTools.cpp
@@ -212,6 +212,7 @@ void SpirvToolsTransform(const glslang::TIntermediate& intermediate, std::vector
     optimizer.RegisterPass(spvtools::CreateInterpolateFixupPass());
     if (options->optimizeSize) {
         optimizer.RegisterPass(spvtools::CreateRedundancyEliminationPass());
+        optimizer.RegisterPass(spvtools::CreateEliminateDeadInputComponentsPass());
     }
     optimizer.RegisterPass(spvtools::CreateAggressiveDCEPass());
     optimizer.RegisterPass(spvtools::CreateCFGCleanupPass());