diff --git a/CMakeLists.txt b/CMakeLists.txt
index ae81ba810..5feb7155e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -66,7 +66,6 @@ ELSE()
         MESSAGE(FATAL_ERROR "Compiler ${CMAKE_Fortran_COMPILER_ID} not recognized!") 
     ENDIF ()
     FIND_PACKAGE(SHTOOLS REQUIRED)
-    FIND_PACKAGE(FFTW3 REQUIRED)
 
     # The following section is modified from Numpy f2py documentation
     IF(PROJECT_SOURCE_DIR STREQUAL PROJECT_BINARY_DIR)
diff --git a/buildscripts/install_editable_debug.sh b/buildscripts/install_editable_debug.sh
index f7a9b0259..10e5eb850 100755
--- a/buildscripts/install_editable_debug.sh
+++ b/buildscripts/install_editable_debug.sh
@@ -8,7 +8,7 @@ cd ${ROOT_DIR}
 python3 -m venv ${VENV_DIR}
 . ${VENV_DIR}/bin/activate
 python3 -m pip install --upgrade pip 
-pip install scikit-build-core pyproject-metadata pathspec ninja cython cmake ffmpeg-python
+pip install scikit-build-core pyproject-metadata pathspec ninja cython cmake ffmpeg-python 
 pip install --config-settings=editable.rebuild=true \
             --config-settings=build-dir="build/{wheel_tag}" \
             --config-settings=cmake.build-type="Debug" \
diff --git a/pyproject.toml b/pyproject.toml
index a8a3b7cf8..ca161ee50 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -38,7 +38,7 @@ dependencies = [
     'astroquery>=0.4.6',
     'tqdm>=4.64.1',
     'cython>=3.0.0',
-    'pyshtools>=4.10'
+    'pyshtools==4.10.4'
 ]
 
 [project.urls]