diff --git a/third_party/llvm-10.0/llvm/lib/ExecutionEngine/SectionMemoryManager.cpp b/third_party/llvm-10.0/llvm/lib/ExecutionEngine/SectionMemoryManager.cpp
index 925049b..b003bd4 100644
--- a/third_party/llvm-10.0/llvm/lib/ExecutionEngine/SectionMemoryManager.cpp
+++ b/third_party/llvm-10.0/llvm/lib/ExecutionEngine/SectionMemoryManager.cpp
@@ -152,8 +152,7 @@
   }
 
   // Make read-only data memory read-only.
-  ec = applyMemoryGroupPermissions(RODataMem,
-                                   sys::Memory::MF_READ | sys::Memory::MF_EXEC);
+  ec = applyMemoryGroupPermissions(RODataMem, sys::Memory::MF_READ);
   if (ec) {
     if (ErrMsg) {
       *ErrMsg = ec.message();
diff --git a/third_party/llvm-7.0/llvm/lib/ExecutionEngine/SectionMemoryManager.cpp b/third_party/llvm-7.0/llvm/lib/ExecutionEngine/SectionMemoryManager.cpp
index 05ab4a0..b29fcd1 100644
--- a/third_party/llvm-7.0/llvm/lib/ExecutionEngine/SectionMemoryManager.cpp
+++ b/third_party/llvm-7.0/llvm/lib/ExecutionEngine/SectionMemoryManager.cpp
@@ -153,8 +153,7 @@
   }
 
   // Make read-only data memory read-only.
-  ec = applyMemoryGroupPermissions(RODataMem,
-                                   sys::Memory::MF_READ | sys::Memory::MF_EXEC);
+  ec = applyMemoryGroupPermissions(RODataMem, sys::Memory::MF_READ);
   if (ec) {
     if (ErrMsg) {
       *ErrMsg = ec.message();