diff --git a/.appveyor_msys_build.sh b/.appveyor_msys_build.sh
index 4ee520074..45359a8e0 100644
--- a/.appveyor_msys_build.sh
+++ b/.appveyor_msys_build.sh
@@ -1,13 +1,17 @@
 export PATH=/c/msys64/mingw$ABI/bin:/c/projects/mpir/bin/:$PATH
 cd /c/projects/mpir
+
 echo && echo build: ./autogen.sh
 ./autogen.sh
+
 case "$LIBRARY" in
 	"static") LIB="--enable-static --disable-shared";;
 	"shared") LIB="--disable-static --enable-shared";;
 esac
+
 echo && echo build: ./configure ABI=$ABI $LIB $CONFIG_CXX $CONFIG_GMP
 ./configure ABI=$ABI $LIB $CONFIG_CXX $CONFIG_GMP
+
 echo && echo build: make
 make
 # should work but falsely requires texlive ?!?
@@ -15,13 +19,16 @@ make
 #DISTCHECK_CONFIGURE_FLAGS="ABI=$ABI $LIB" make distcheck
 echo && echo build: make check
 make check
+
 echo && echo build: make dist
 make dist
-if ! test -z "$CONFIG_GMP"; then
-	if ! test -z "$CONFIG_CXX"; then
+
+if test "x$CONFIG_GMP" != "x"; then
+	if test "x$CONFIG_CXX" != "x"; then
 		MODE="C++"
 	else
 		MODE=""
 	fi
+	echo && echo build: make install DESTDIR=$(pwd)/bin$ABI$MODE-$LIBRARY
 	make install DESTDIR=$(pwd)/bin$ABI$MODE-$LIBRARY
 fi
diff --git a/appveyor.yml b/appveyor.yml
index c8d0ef00a..c62862bdc 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -7,12 +7,6 @@ environment:
   YASM_DOWNLOAD: http://www.tortall.net/projects/yasm/releases/%YASM_BINARY%
   MINGW_PREREQ: zip lzip
   matrix:
-    - COMPILER: MinGW-w64
-      ABI: 32
-      LIBRARY: shared
-    - COMPILER: MinGW-w64
-      ABI: 64
-      LIBRARY: static
     - COMPILER: MinGW-w64
       ABI: 32
       LIBRARY: static