diff --git a/build_tools/make_pkg.sh b/build_tools/make_pkg.sh
index f5159570c..8f06e2dbc 100755
--- a/build_tools/make_pkg.sh
+++ b/build_tools/make_pkg.sh
@@ -23,6 +23,9 @@ set -e
 SIGN=
 NOTARIZE=
 
+ARM64_DEPLOY_TARGET='MACOSX_DEPLOYMENT_TARGET=11.0'
+X86_64_DEPLOY_TARGET='MACOSX_DEPLOYMENT_TARGET=10.9'
+
 while getopts "sf:i:p:e:nj:" opt; do
   case $opt in
     s) SIGN=1;;
@@ -72,11 +75,11 @@ mkdir -p "$PKGDIR/build_x86_64" "$PKGDIR/build_arm64" "$PKGDIR/root" "$PKGDIR/in
         -DCMAKE_EXE_LINKER_FLAGS="-Wl,-ld_classic" \
         -DWITH_GETTEXT=OFF \
         -DRust_CARGO_TARGET=aarch64-apple-darwin \
-        -DCMAKE_OSX_ARCHITECTURES='arm64' \
+        -DCMAKE_OSX_ARCHITECTURES='arm64;x86_64' \
         -DFISH_USE_SYSTEM_PCRE2=OFF \
         "$SRC_DIR" \
-    && env MACOSX_DEPLOYMENT_TARGET="11.0" make VERBOSE=1 -j 12 \
-    && env DESTDIR="$PKGDIR/root/" MACOSX_DEPLOYMENT_TARGET="11.0" make install;
+    && env $ARM64_DEPLOY_TARGET make VERBOSE=1 -j 12 \
+    && env DESTDIR="$PKGDIR/root/" $ARM64_DEPLOY_TARGET make install;
 }
 
 # Build for x86-64 but do not install; instead we will make some fat binaries inside the root.
@@ -86,9 +89,9 @@ mkdir -p "$PKGDIR/build_x86_64" "$PKGDIR/build_arm64" "$PKGDIR/root" "$PKGDIR/in
         -DCMAKE_EXE_LINKER_FLAGS="-Wl,-ld_classic" \
         -DWITH_GETTEXT=OFF \
         -DRust_CARGO_TARGET=x86_64-apple-darwin \
-        -DCMAKE_OSX_ARCHITECTURES='x86_64' \
+        -DCMAKE_OSX_ARCHITECTURES='arm64;x86_64' \
         -DFISH_USE_SYSTEM_PCRE2=OFF "$SRC_DIR" \
-  && env MACOSX_DEPLOYMENT_TARGET="10.9" make VERBOSE=1 -j 12; }
+  && env $X86_64_DEPLOY_TARGET make VERBOSE=1 -j 12; }
 
 # Fatten them up.
 for FILE in "$PKGDIR"/root/usr/local/bin/*; do
@@ -128,8 +131,8 @@ if test -n "$SIGN"; then
 fi
 
 # Make the app
-(cd "$PKGDIR/build_arm64" && make -j 12 fish_macapp)
-(cd "$PKGDIR/build_x86_64" && make -j 12 fish_macapp)
+(cd "$PKGDIR/build_arm64" && env $ARM64_DEPLOY_TARGET make -j 12 fish_macapp)
+(cd "$PKGDIR/build_x86_64" && env $X86_64_DEPLOY_TARGET make -j 12 fish_macapp)
 
 # Make the app's /usr/local/bin binaries universal. Note fish.app/Contents/MacOS/fish already is, courtsey of CMake.
 cd "$PKGDIR/build_arm64"