diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7e6ef12..9faabdc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,7 +10,14 @@ set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/bin)
 set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/lib)
 set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/lib)
 
-set(Bluelib_STATIC TRUE)
+if (NOT IVY_STATIC)
+	set(IVY_STATIC 0)
+endif ()
+
+if (IVY_STATIC)
+	set(Bluelib_STATIC TRUE)
+endif ()
+
 find_package(Bluelib REQUIRED)
 
 add_subdirectory(common)
diff --git a/asm/CMakeLists.txt b/asm/CMakeLists.txt
index ed35032..e3c294e 100644
--- a/asm/CMakeLists.txt
+++ b/asm/CMakeLists.txt
@@ -1,6 +1,11 @@
 file(GLOB_RECURSE asm_sources *.c *.h include/ivy/asm/*.h)
 
-add_library(ivy-asm SHARED ${asm_sources})
+if (IVY_STATIC)
+	add_library(ivy-asm STATIC ${asm_sources})
+else ()
+	add_library(ivy-asm SHARED ${asm_sources})
+endif ()
+
 target_include_directories(ivy-asm PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/include/)
 target_link_libraries(ivy-asm ivy-common Bluelib::Core Bluelib::Object)
-target_compile_definitions(ivy-asm PRIVATE IVY_EXPORT=1)
\ No newline at end of file
+target_compile_definitions(ivy-asm PRIVATE IVY_EXPORT=1 IVY_STATIC=${IVY_STATIC})
\ No newline at end of file
diff --git a/common/CMakeLists.txt b/common/CMakeLists.txt
index 0226beb..85b60af 100644
--- a/common/CMakeLists.txt
+++ b/common/CMakeLists.txt
@@ -1,5 +1,10 @@
 file(GLOB_RECURSE common_sources *.c *.h include/ivy/*.h)
 
-add_library(ivy-common SHARED ${common_sources})
+if (IVY_STATIC)
+	add_library(ivy-common STATIC ${common_sources})
+else ()
+	add_library(ivy-common SHARED ${common_sources})
+endif ()
+
 target_include_directories(ivy-common PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/include/)
-target_compile_definitions(ivy-common PRIVATE IVY_EXPORT=1)
\ No newline at end of file
+target_compile_definitions(ivy-common PRIVATE IVY_EXPORT=1 IVY_STATIC=${IVY_STATIC})
\ No newline at end of file
diff --git a/common/include/ivy/misc.h b/common/include/ivy/misc.h
index e79f280..a28a066 100644
--- a/common/include/ivy/misc.h
+++ b/common/include/ivy/misc.h
@@ -1,7 +1,7 @@
 #ifndef IVY_COMMON_MISC_H_
 #define IVY_COMMON_MISC_H_
 
-#ifdef _MSC_VER
+#if defined(_MSC_VER) && IVY_STATIC==0
 #ifdef IVY_EXPORT
 #define IVY_API extern __declspec(dllexport)
 #else
diff --git a/frontend/CMakeLists.txt b/frontend/CMakeLists.txt
index 21bccaa..60541fb 100644
--- a/frontend/CMakeLists.txt
+++ b/frontend/CMakeLists.txt
@@ -19,3 +19,5 @@ target_link_libraries(
 	Bluelib::Core
 	Bluelib::Object
 	Bluelib::Cmd)
+
+target_compile_definitions(ivy PRIVATE IVY_STATIC=${IVY_STATIC})
\ No newline at end of file
diff --git a/lang/CMakeLists.txt b/lang/CMakeLists.txt
index 31477c0..fc8cdd4 100644
--- a/lang/CMakeLists.txt
+++ b/lang/CMakeLists.txt
@@ -1,6 +1,11 @@
 file(GLOB_RECURSE lang_sources *.c *.h include/ivy/lang/*.h)
 
-add_library(ivy-lang SHARED ${lang_sources})
+if (IVY_STATIC)
+	add_library(ivy-lang STATIC ${lang_sources})
+else ()
+	add_library(ivy-lang SHARED ${lang_sources})
+endif ()
+
 target_include_directories(ivy-lang PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/include/)
 target_link_libraries(ivy-lang ivy-common Bluelib::Core Bluelib::Object Bluelib::Term)
-target_compile_definitions(ivy-lang PRIVATE IVY_EXPORT=1)
\ No newline at end of file
+target_compile_definitions(ivy-lang PRIVATE IVY_EXPORT=1 IVY_STATIC=${IVY_STATIC})
\ No newline at end of file
diff --git a/rt/CMakeLists.txt b/rt/CMakeLists.txt
index 0869e36..df028a7 100644
--- a/rt/CMakeLists.txt
+++ b/rt/CMakeLists.txt
@@ -1,6 +1,11 @@
 file(GLOB_RECURSE rt_sources *.c *.h include/ivy/rt/*.h)
 
-add_library(ivy-rt SHARED ${rt_sources})
+if (IVY_STATIC)
+	add_library(ivy-rt STATIC ${rt_sources})
+else ()
+	add_library(ivy-rt SHARED ${rt_sources})
+endif ()
+
 target_include_directories(ivy-rt PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/include/)
 target_link_libraries(ivy-rt ivy-common)
-target_compile_definitions(ivy-rt PRIVATE IVY_EXPORT=1)
\ No newline at end of file
+target_compile_definitions(ivy-rt PRIVATE IVY_EXPORT=1 IVY_STATIC=${IVY_STATIC})
\ No newline at end of file