diff --git a/project/jni/application/openttd/AndroidAppSettings.cfg b/project/jni/application/openttd/AndroidAppSettings.cfg
index 2effeb7c2..f16e7b77d 100644
--- a/project/jni/application/openttd/AndroidAppSettings.cfg
+++ b/project/jni/application/openttd/AndroidAppSettings.cfg
@@ -7,10 +7,10 @@ AppName="OpenTTD"
 AppFullName=org.openttd.sdl
 
 # Application version code (integer)
-AppVersionCode=18076
+AppVersionCode=19177
 
 # Application user-visible version name (string)
-AppVersionName="1.8.0.76"
+AppVersionName="1.9.1.77"
 
 # Specify path to download application data in zip archive in the form 'Description|URL|MirrorURL^Description2|URL2|MirrorURL2^...'
 # If you'll start Description with '!' symbol it will be enabled by default, other downloads should be selected by user from startup config menu
@@ -18,7 +18,7 @@ AppVersionName="1.8.0.76"
 # If the URL does not contain 'http://' it is treated as file from 'project/jni/application/src/AndroidData' dir -
 # these files are put inside .apk package by build system
 # You can specify Google Play expansion files in the form 'obb:main.12345' or 'obb:patch.12345' where 12345 is the app version, first associated with the file
-AppDataDownloadUrl="!!Data files - 20 Mb|openttd-data-1.8.0-0.zip.xz^!!Config file|:.openttd/openttd.cfg:openttd-1.4.0.30.cfg^!!MIDI music support (18 Mb)|timidity.zip.xz|http://sourceforge.net/projects/libsdl-android/files/timidity.zip.xz^!!Internationalization files|icudt59l.zip.xz|http://sourceforge.net/projects/libsdl-android/files/icudt59l.zip.xz"
+AppDataDownloadUrl="!!Data files - 20 Mb|openttd-data-1.9.1-0.zip.xz^!!Config file|:.openttd/openttd.cfg:openttd-1.4.0.30.cfg^!!MIDI music support (18 Mb)|timidity.zip.xz|http://sourceforge.net/projects/libsdl-android/files/timidity.zip.xz^!!Internationalization files|icudt59l.zip.xz|http://sourceforge.net/projects/libsdl-android/files/icudt59l.zip.xz"
 
 # Reset SDL config when updating application to the new version (y) / (n)
 ResetSdlConfigForThisVersion=y
diff --git a/project/jni/application/openttd/AndroidBuild.sh b/project/jni/application/openttd/AndroidBuild.sh
index bc21ae70e..d15216de9 100755
--- a/project/jni/application/openttd/AndroidBuild.sh
+++ b/project/jni/application/openttd/AndroidBuild.sh
@@ -12,15 +12,20 @@ CPU_TYPE=32
 [ "$ARCH" = "arm64-v8a" ] && CPU_TYPE=64
 [ "$ARCH" = "x86_64" ] && CPU_TYPE=64
 
+[ -e openttd-$VER-$1/bin/baseset/orig_extra.grf ] || {
+	mkdir -p openttd-$VER-$1/bin
+	cp -a src/bin/baseset openttd-$VER-$1/bin/
+} || exit 1
+
 [ -e openttd-$VER-$1/objs/lang/english.lng ] || {
-	sh -c "cd openttd-$VER-$1 && ../src/configure --without-freetype --without-png --without-zlib --without-lzo2 --without-lzma --endian=LE --cpu-type=$CPU_TYPE && make lang && make -C objs/release endian_target.h depend && make -C objs/setting" || exit 1
+	sh -c "cd openttd-$VER-$1 && ../src/configure --without-freetype --without-png --without-zlib --without-lzo2 --without-lzma --cpu-type=$CPU_TYPE && make lang && make -C objs/release endian_target.h depend && make -C objs/setting" || exit 1
 	rm -f openttd-$VER-$1/Makefile
 } || exit 1
 
 [ -e openttd-$VER-$1/Makefile ] || {
 	rm -f src/src/rev.cpp
 	env PATH=$LOCAL_PATH/..:$PATH \
-	env CLANG=1 ../setEnvironment-$1.sh sh -c "cd openttd-$VER-$1 && env ../src/configure --with-sdl --with-freetype --with-png --with-zlib --with-icu --with-libtimidity='pkg-config libtimidity' --with-lzo2=$LOCAL_PATH/../../../obj/local/$ARCH/liblzo2.so --prefix-dir='.' --data-dir='' --without-allegro --with-fontconfig --with-lzma --endian=LE --cpu-type=$CPU_TYPE"
+	env CLANG=1 ../setEnvironment-$1.sh sh -c "cd openttd-$VER-$1 && env ../src/configure --with-sdl --with-freetype --with-png --with-zlib --with-icu --with-libtimidity='pkg-config libtimidity' --with-lzo2=$LOCAL_PATH/../../../obj/local/$ARCH/liblzo2.so --prefix-dir='.' --data-dir='' --without-allegro --with-fontconfig --with-lzma --cpu-type=$CPU_TYPE"
 } || exit 1
 
 NCPU=4
diff --git a/project/jni/application/openttd/pack-data.sh b/project/jni/application/openttd/pack-data.sh
index c79d64061..b23c46de3 100755
--- a/project/jni/application/openttd/pack-data.sh
+++ b/project/jni/application/openttd/pack-data.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-VER=1.8.0-0
+VER=1.9.1-0
 
 cd data
 rm -f ../AndroidData/openttd-data-*.zip.xz ../AndroidData/openttd-data-*.zip
diff --git a/project/jni/application/openttd/src b/project/jni/application/openttd/src
index 8b99198d0..a4d53d80e 160000
--- a/project/jni/application/openttd/src
+++ b/project/jni/application/openttd/src
@@ -1 +1 @@
-Subproject commit 8b99198d000d35c4a4488d06a66eedf69a103a29
+Subproject commit a4d53d80e9f2b10ab73c7fc92b48164b626d81d5