diff --git a/build/arm-msvs/obj_int_extract.bat b/build/arm-msvs/obj_int_extract.bat
index 267ed61d5..c0987bcf7 100644
--- a/build/arm-msvs/obj_int_extract.bat
+++ b/build/arm-msvs/obj_int_extract.bat
@@ -11,8 +11,8 @@ REM Arguments:
 REM   %1 - Relative path to the directory containing the vp8 and vpx_scale
 REM        source directories.
 REM   %2 - Path to obj_int_extract.exe.
-cl /I "./" /I "%1" /nologo /c /DWINAPI_FAMILY=WINAPI_FAMILY_PHONE_APP "%1/vp8/encoder/vp8_asm_enc_offsets.c"
+cl /I. /I%1 /nologo /c /DWINAPI_FAMILY=WINAPI_FAMILY_PHONE_APP "%~1/vp8/encoder/vp8_asm_enc_offsets.c"
 %2\obj_int_extract.exe rvds "vp8_asm_enc_offsets.obj" > "vp8_asm_enc_offsets.asm"
 
-cl /I "./" /I "%1" /nologo /c /DWINAPI_FAMILY=WINAPI_FAMILY_PHONE_APP "%1/vpx_scale/vpx_scale_asm_offsets.c"
+cl /I. /I%1 /nologo /c /DWINAPI_FAMILY=WINAPI_FAMILY_PHONE_APP "%~1/vpx_scale/vpx_scale_asm_offsets.c"
 %2\obj_int_extract.exe rvds "vpx_scale_asm_offsets.obj" > "vpx_scale_asm_offsets.asm"
diff --git a/build/make/gen_msvs_proj.sh b/build/make/gen_msvs_proj.sh
index 4e803b81e..c6fef0d99 100755
--- a/build/make/gen_msvs_proj.sh
+++ b/build/make/gen_msvs_proj.sh
@@ -67,7 +67,7 @@ generate_filter() {
             if [ "${f##*.}" == "$pat" ]; then
                 unset file_list[i]
 
-                objf=$(echo ${f%.*}.obj | sed -e 's/^[\./]\+//g' -e 's,[:/],_,g')
+                objf=$(echo ${f%.*}.obj | sed -e 's/^[\./]\+//g' -e 's,[:/ ],_,g')
                 open_tag File RelativePath="$f"
 
                 if [ "$pat" == "asm" ] && $asm_use_custom_step; then
@@ -153,7 +153,7 @@ for opt in "$@"; do
             opt=${opt##-I}
             opt=$(fix_path "$opt")
             incs="${incs}${incs:+;}"${opt}""
-            yasmincs="${yasmincs} -I${opt}"
+            yasmincs="${yasmincs} -I"${opt}""
         ;;
         -D*) defines="${defines}${defines:+;}${opt##-D}"
         ;;
@@ -300,7 +300,7 @@ generate_vcproj() {
                     vpx)
                         tag Tool \
                             Name="VCPreBuildEventTool" \
-                            CommandLine="call obj_int_extract.bat $src_path_bare $plat_no_ws\\\$(ConfigurationName)" \
+                            CommandLine="call obj_int_extract.bat "$src_path_bare" $plat_no_ws\\\$(ConfigurationName)" \
 
                         tag Tool \
                             Name="VCCLCompilerTool" \
diff --git a/build/make/gen_msvs_vcxproj.sh b/build/make/gen_msvs_vcxproj.sh
index 8529eed24..60a56c95e 100755
--- a/build/make/gen_msvs_vcxproj.sh
+++ b/build/make/gen_msvs_vcxproj.sh
@@ -78,7 +78,7 @@ generate_filter() {
             if [ "${f##*.}" == "$pat" ]; then
                 unset file_list[i]
 
-                objf=$(echo ${f%.*}.obj | sed -e 's/^[\./]\+//g' -e 's,[:/],_,g')
+                objf=$(echo ${f%.*}.obj | sed -e 's/^[\./]\+//g' -e 's,[:/ ],_,g')
 
                 if ([ "$pat" == "asm" ] || [ "$pat" == "s" ]) && $asm_use_custom_step; then
                     # Avoid object file name collisions, i.e. vpx_config.c and
@@ -175,7 +175,7 @@ for opt in "$@"; do
             opt=${opt##-I}
             opt=$(fix_path "$opt")
             incs="${incs}${incs:+;}"${opt}""
-            yasmincs="${yasmincs} -I${opt}"
+            yasmincs="${yasmincs} -I"${opt}""
         ;;
         -D*) defines="${defines}${defines:+;}${opt##-D}"
         ;;
@@ -392,7 +392,7 @@ generate_vcxproj() {
                     hostplat=Win32
                 fi
                 open_tag PreBuildEvent
-                tag_content Command "call obj_int_extract.bat $src_path_bare $hostplat\\\$(Configuration)"
+                tag_content Command "call obj_int_extract.bat "$src_path_bare" $hostplat\\\$(Configuration)"
                 close_tag PreBuildEvent
             fi
             open_tag ClCompile
diff --git a/build/x86-msvs/obj_int_extract.bat b/build/x86-msvs/obj_int_extract.bat
index 44d095dc9..dfa3b9083 100644
--- a/build/x86-msvs/obj_int_extract.bat
+++ b/build/x86-msvs/obj_int_extract.bat
@@ -10,6 +10,6 @@ echo on
 REM Arguments:
 REM   %1 - Relative path to the directory containing the vp8 source directory.
 REM   %2 - Path to obj_int_extract.exe.
-cl /I "./" /I "%1" /nologo /c "%1/vp8/encoder/vp8_asm_enc_offsets.c"
+cl /I. /I%1 /nologo /c "%~1/vp8/encoder/vp8_asm_enc_offsets.c"
 %2\obj_int_extract.exe rvds "vp8_asm_enc_offsets.obj" > "vp8_asm_enc_offsets.asm"