diff --git a/geogram/CMakeLists.txt b/geogram/CMakeLists.txt
index 353a6029..1dccdd28 100644
--- a/geogram/CMakeLists.txt
+++ b/geogram/CMakeLists.txt
@@ -24,7 +24,7 @@ if (ENABLE_GEOGRAM)
   ExternalProject_Add(GEOGRAM_BLD
     URL "${CMAKE_CURRENT_SOURCE_DIR}/geogram"
     BUILD_ALWAYS ${EXT_BUILD_ALWAYS} ${LOG_OPTS}
-    #PATCH_COMMAND ${PATCH_EXECUTABLE};-E;-p1;${PATCH_OPTIONS};-i;${CMAKE_CURRENT_SOURCE_DIR}/geogram.patch
+    PATCH_COMMAND ${PATCH_EXECUTABLE};-E;-p1;${PATCH_OPTIONS};-i;${CMAKE_CURRENT_SOURCE_DIR}/geogram.patch
     CMAKE_ARGS
     ${BUILD_TYPE_SPECIFIER}
     -DBIN_DIR=${BIN_DIR}
diff --git a/geogram/geogram.patch b/geogram/geogram.patch
new file mode 100644
index 00000000..347490b3
--- /dev/null
+++ b/geogram/geogram.patch
@@ -0,0 +1,12 @@
+diff -Naur geogram/src/lib/geogram/CMakeLists.txt GEOGRAM_BLD/src/lib/geogram/CMakeLists.txt
+--- geogram/src/lib/geogram/CMakeLists.txt	2024-01-27 01:03:38.771848391 -0500
++++ GEOGRAM_BLD/src/lib/geogram/CMakeLists.txt	2024-01-27 01:04:09.835359301 -0500
+@@ -45,7 +45,7 @@
+ 
+ include_directories(${PROJECT_BINARY_DIR}/src/lib)
+ 
+-add_library(geogram ${SOURCES} $<TARGET_OBJECTS:geogram_third_party>)
++add_library(geogram SHARED ${SOURCES} $<TARGET_OBJECTS:geogram_third_party>)
+ 
+ target_include_directories(geogram PRIVATE
+     ${PROJECT_SOURCE_DIR}/src/lib/geogram/third_party/amgcl