diff --git a/Conf/tools_def.txt b/Conf/tools_def.txt
index 6d2bc01cf7..879c98d216 100644
--- a/Conf/tools_def.txt
+++ b/Conf/tools_def.txt
@@ -2829,7 +2829,7 @@ RELEASE_RVCTCYGWIN_ARM_CC_FLAGS  = "$(CCPATH_FLAG)" $(ARCHCC_FLAGS) $(PLATFORM_F
 ##################
 # NASM tool definitions
 ##################
-*_*_*_NASM_PATH                = ENV(NASM_PREFIX)nasm
+*_*_*_NASM_PATH                = ENV(NASM_PREFIX)\nasm
 # NASMB uses NASM produce a .bin from a .nasmb NASM source file
 *_*_*_NASMB_FLAGS              = -f bin
 
diff --git a/cbuild.bat b/cbuild.bat
index d3c60d911a..8be11f5f91 100644
--- a/cbuild.bat
+++ b/cbuild.bat
@@ -33,7 +33,7 @@ set DEFAULT_CYGWIN_HOME=c:\cygwin
 set DEFAULT_PYTHONHOME=
 rem d:\Program File\Python37"
 set DEFAULT_PYTHON_FREEZER_PATH=%PYTHON_HOME%\Scripts
-set PYTHON3_ENABLE=TRUE
+rem set PYTHON3_ENABLE=TRUE
 set DEFAULT_NASM_PREFIX=
 rem C:\Program Files (x86)\NASM"
 rem # %DEFAULT_CYGWIN_HOME%\bin