diff --git a/CMakeLists.txt b/CMakeLists.txt
index 72d570c..2964ec9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,7 +4,18 @@ project(simple_object_storage)
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
-# Find required packages
+# --- Static Linking & Musl Flags --- 
+# Prioritize static libraries (.a)
+set(CMAKE_FIND_LIBRARY_SUFFIXES .a ${CMAKE_FIND_LIBRARY_SUFFIXES})
+
+# General flags often used for static musl builds
+set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static")
+set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -static") # Also for shared libs if any were built
+# Optional: Force PIC for static libs if needed, though often handled by toolchain
+# set(CMAKE_POSITION_INDEPENDENT_CODE ON)
+# --- End Static Linking & Musl Flags ---
+
+# Find required packages (will now prefer .a files)
 find_package(SQLite3 REQUIRED)
 
 # Find all source files in src directory
@@ -26,7 +37,7 @@ include_directories(
 # Create executable
 add_executable(simple_object_storage ${SOURCES})
 
-# Link libraries
+# Link libraries (CMake should find static versions now)
 target_link_libraries(simple_object_storage
     SQLite::SQLite3
 )
diff --git a/Dockerfile b/Dockerfile
index 123a932..c386e9a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,14 +6,17 @@ RUN apk add --no-cache \
     cmake \
     git \
     musl-dev \
-    sqlite-dev
+    sqlite-dev \
+    tar \
+    gzip \
+    zlib-dev
 
 # Copy source code
 COPY . /src
 WORKDIR /src
 
 # Build
-RUN mkdir build && cd build && \
+RUN rm -rf build && mkdir build && cd build && \
     cmake .. -DCMAKE_EXE_LINKER_FLAGS="-static" && \
     make -j$(nproc)
 
diff --git a/src/compress.hpp b/src/compress.hpp
index 7b96ce3..7fe5452 100644
--- a/src/compress.hpp
+++ b/src/compress.hpp
@@ -1,4 +1,3 @@
-#include <zlib.h>
 #include <string>
 #include <cstdint>