diff --git a/library/build.gradle.kts b/library/build.gradle.kts
index c606349..bd823c2 100644
--- a/library/build.gradle.kts
+++ b/library/build.gradle.kts
@@ -33,10 +33,15 @@ android {
     buildToolsVersion = androidBuildToolsVersion
 
     buildFeatures {
-        prefab = true
         prefabPublishing = true
     }
 
+    packagingOptions {
+        jniLibs {
+            excludes += "**.so"
+        }
+    }
+
     prefab {
         create("lsplant") {
             headers = "jni/include"
@@ -70,7 +75,6 @@ android {
                     "-fno-stack-protector",
                     "-fomit-frame-pointer",
                     "-Wno-builtin-macro-redefined",
-                    "-Wl,--strip-all",
                     "-ffunction-sections",
                     "-fdata-sections",
                     "-Wno-unused-value",
@@ -97,6 +101,12 @@ android {
         }
     }
 
+    buildTypes {
+        all {
+            externalNativeBuild.cmake.arguments += "-DDEBUG_SYMBOLS_PATH=${project.buildDir.absolutePath}/symbols/$name"
+        }
+    }
+
     lint {
         abortOnError = true
         checkReleaseBuilds = false
diff --git a/library/jni/CMakeLists.txt b/library/jni/CMakeLists.txt
index 0f1b12d..ddd388f 100644
--- a/library/jni/CMakeLists.txt
+++ b/library/jni/CMakeLists.txt
@@ -1,6 +1,13 @@
 cmake_minimum_required(VERSION 3.4.1)
 project(lsplant)
 
+find_program(CCACHE ccache)
+
+if (CCACHE)
+    set(CMAKE_CXX_COMPILER_LAUNCHER ${CCACHE})
+    set(CMAKE_C_COMPILER_LAUNCHER ${CCACHE})
+endif ()
+
 add_definitions(-std=c++20)
 
 set(SOURCES lsplant.cc)
@@ -23,6 +30,15 @@ set(CFLAGS
 target_compile_options(${PROJECT_NAME} PRIVATE ${CFLAGS})
 target_link_options(${PROJECT_NAME} PRIVATE -flto)
 
+if (NOT DEFINED DEBUG_SYMBOLS_PATH)
+    set(DEBUG_SYMBOLS_PATH ${CMAKE_BINARY_DIR}/symbols)
+endif()
+
+add_custom_command(TARGET ${PROJECT_NAME} POST_BUILD
+        COMMAND ${CMAKE_COMMAND} -E copy $<TARGET_FILE:${PROJECT_NAME}>
+        ${DEBUG_SYMBOLS_PATH}/${ANDROID_ABI}/${PROJECT_NAME}
+        COMMAND ${CMAKE_STRIP} --strip-all $<TARGET_FILE:${PROJECT_NAME}>)
+
 target_link_libraries(${PROJECT_NAME} PUBLIC dex_builder log)
 target_link_libraries(${PROJECT_NAME}_static PRIVATE dex_builder_static)
 target_link_libraries(${PROJECT_NAME}_static PUBLIC log)
diff --git a/library/jni/external/dex_builder b/library/jni/external/dex_builder
index 2546d41..315059b 160000
--- a/library/jni/external/dex_builder
+++ b/library/jni/external/dex_builder
@@ -1 +1 @@
-Subproject commit 2546d413f3dfe38b633fbba5aaa022959638035b
+Subproject commit 315059bdee6839f040d0fd96a3144cfb57527b00