diff --git a/CMakeLists.txt b/CMakeLists.txt
index 50f8eaf..b5da529 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -17,6 +17,6 @@ add_definitions(-DGABORATOR_USE_PFFFT)
 include_directories(lib/gaborator)
 include_directories(lib/pffft)
 
-add_library(cgaborator SHARED cgaborator.cpp lib/pffft/pffft.c lib/pffft/fftpack.c)
+add_library(cgaborator STATIC cgaborator.cpp lib/pffft/pffft.c lib/pffft/fftpack.c)
 
 target_link_options(cgaborator PRIVATE -static-libgcc -static-libstdc++)
\ No newline at end of file
diff --git a/build-deps.sh b/build-deps.sh
deleted file mode 100755
index ee8a01b..0000000
--- a/build-deps.sh
+++ /dev/null
@@ -1,20 +0,0 @@
-#!/bin/bash
-set -ex
-
-pushd "${0%/*}"
-
-pushd lib
-
-pushd pffft
-if [[ -d "build" ]]; then
-  rm -r build
-fi
-if [[ -d "install" ]]; then
-  rm -r install
-fi
-mkdir build
-mkdir install
-pushd build
-cmake .. -DUSE_TYPE_FLOAT=OFF -DUSE_TYPE_DOUBLE=ON -DCMAKE_INSTALL_PREFIX="$(pwd)/../install"
-make -j$(nproc)
-make install
\ No newline at end of file
diff --git a/cgaborator.cpp b/cgaborator.cpp
index 07df9e0..ab1f886 100644
--- a/cgaborator.cpp
+++ b/cgaborator.cpp
@@ -2,9 +2,7 @@
 
 #include "cgaborator.h"
 #include "gaborator/gaborator.h"
-#include <unordered_map>
-#include <math.h>
-#include <mutex>
+#include <cmath>
 
 const int C_ARRAY_SIZE = 300000 * 2;
 
@@ -18,8 +16,6 @@ struct GaboratorState {
     int sample_rate;
     int64_t anal_support;
 
-    std::mutex stateMutex;
-
     float cArray[C_ARRAY_SIZE];
 };
 
@@ -27,8 +23,6 @@ void* gaborator_initialize(int blockSize, double sampleRate, int bandsPerOctave,
 
     auto state = new GaboratorState();
 
-    std::unique_lock<std::mutex> lck (state->stateMutex);
-
     state->paramsRef = new gaborator::parameters(bandsPerOctave, minimumFrequency / sampleRate, referenceFrequency / sampleRate, 1.0, 1e-5);
     state->analyzerRef = new gaborator::analyzer<float>(*(state->paramsRef));
     state->coefsRef = new gaborator::coefs<float>(*(state->analyzerRef));
@@ -123,8 +117,6 @@ void gaborator_bandcenters(void* ptr, float* band_centers) {
 void gaborator_release(void* ptr) {
     auto state = reinterpret_cast<GaboratorState*>(ptr);
 
-    std::unique_lock<std::mutex> lck (state->stateMutex);
-
     //cleanup memory
     delete state->analyzerRef;
     delete state->coefsRef;