diff --git a/makefile b/makefile
index c29a70dd42fc3..176f9855a35f3 100644
--- a/makefile
+++ b/makefile
@@ -390,6 +390,11 @@ endif
 
 ifeq ($(findstring arm,$(UNAME)),arm)
 ARCHITECTURE :=
+ifneq ($(PLATFORM),arm64)
+	ifndef FORCE_DRC_C_BACKEND
+		FORCE_DRC_C_BACKEND := 1
+	endif
+endif
 endif
 
 ifeq ($(findstring aarch64,$(UNAME)),aarch64)
diff --git a/scripts/genie.lua b/scripts/genie.lua
index 8f90ed02942ac..89b60a6366e85 100644
--- a/scripts/genie.lua
+++ b/scripts/genie.lua
@@ -710,12 +710,11 @@ end
 
 if not _OPTIONS["FORCE_DRC_C_BACKEND"] then
 	if _OPTIONS["BIGENDIAN"]~="1" then
-		if (_OPTIONS["PLATFORM"]=="arm" or _OPTIONS["PLATFORM"]=="arm64") then
-			configuration { "x64" }
+		if (_OPTIONS["PLATFORM"]=="arm64") then
+			configuration { }
 				defines {
 					"NATIVE_DRC=drcbe_arm64",
 				}
-			configuration {  }
 		else
 			configuration { "x64" }
 				defines {
diff --git a/scripts/src/3rdparty.lua b/scripts/src/3rdparty.lua
index 9e2b69d79e6c8..785daa4a93b34 100755
--- a/scripts/src/3rdparty.lua
+++ b/scripts/src/3rdparty.lua
@@ -1959,8 +1959,8 @@ project "asmjit"
 		end
 	end
 
-	if (_OPTIONS["PLATFORM"]=="arm" or _OPTIONS["PLATFORM"]=="arm64") then
-		configuration { "x64" }
+	if (_OPTIONS["PLATFORM"]=="arm64") then
+		configuration { }
 			defines {
 				"ASMJIT_NO_X86",
 			}
diff --git a/scripts/src/cpu.lua b/scripts/src/cpu.lua
index 00eac3e8b0482..8d115a91ed06e 100644
--- a/scripts/src/cpu.lua
+++ b/scripts/src/cpu.lua
@@ -42,7 +42,7 @@ if (CPU_INCLUDE_DRC) then
 		MAME_DIR .. "src/devices/cpu/drcumlsh.h",
 	}
 	if not _OPTIONS["FORCE_DRC_C_BACKEND"] then
-		if (_OPTIONS["PLATFORM"]=="arm" or _OPTIONS["PLATFORM"]=="arm64") then
+		if (_OPTIONS["PLATFORM"]=="arm64") then
 			files {
 				MAME_DIR .. "src/devices/cpu/drcbearm64.cpp",
 				MAME_DIR .. "src/devices/cpu/drcbearm64.h",