--- a/src/CMakeLists.txt	Mon Aug 03 17:10:33 2015
+++ b/src/CMakeLists.txt	Fri Jan 13 09:38:07 2017
@@ -22,20 +22,22 @@
     ${SZIP_SRC_SOURCE_DIR}/szlib.h
 )
 
-add_library (${SZIP_LIB_TARGET} STATIC ${SZIP_SRCS} ${SZIP_PUBLIC_HEADERS})
-#set_target_properties (${SZIP_LIB_TARGET}
-#  PROPERTIES
-#      LINK_FLAGS "-version-info 2:0:0"
-#)
-TARGET_C_PROPERTIES (${SZIP_LIB_TARGET} STATIC " " " ")
-target_link_libraries (${SZIP_LIB_TARGET} ${LINK_LIBS})
-set_target_properties(${SZIP_LIB_TARGET} PROPERTIES
-    PUBLIC_HEADER "${SZIP_PUBLIC_HEADERS}"
-    INTERFACE_INCLUDE_DIRECTORIES "$<INSTALL_INTERFACE:$<INSTALL_PREFIX>/include>"
-)
-set_global_variable (SZIP_LIBRARIES_TO_EXPORT ${SZIP_LIB_TARGET})
-SZIP_SET_LIB_OPTIONS (${SZIP_LIB_TARGET} ${SZIP_LIB_NAME} STATIC)
-set (install_targets ${SZIP_LIB_TARGET})
+if (NOT BUILD_SHARED_LIBS)
+  add_library (${SZIP_LIB_TARGET} STATIC ${SZIP_SRCS} ${SZIP_PUBLIC_HEADERS})
+  #set_target_properties (${SZIP_LIB_TARGET}
+  #  PROPERTIES
+  #      LINK_FLAGS "-version-info 2:0:0"
+  #)
+  TARGET_C_PROPERTIES (${SZIP_LIB_TARGET} STATIC " " " ")
+  target_link_libraries (${SZIP_LIB_TARGET} ${LINK_LIBS})
+  set_target_properties(${SZIP_LIB_TARGET} PROPERTIES
+      PUBLIC_HEADER "${SZIP_PUBLIC_HEADERS}"
+      INTERFACE_INCLUDE_DIRECTORIES "$<INSTALL_INTERFACE:$<INSTALL_PREFIX>/include>"
+  )
+  set_global_variable (SZIP_LIBRARIES_TO_EXPORT ${SZIP_LIB_TARGET})
+  SZIP_SET_LIB_OPTIONS (${SZIP_LIB_TARGET} ${SZIP_LIB_NAME} STATIC)
+  set (install_targets ${SZIP_LIB_TARGET})
+endif()
 
 if (BUILD_SHARED_LIBS)
   add_library (${SZIP_LIBSH_TARGET} SHARED ${SZIP_SRCS} ${SZIP_PUBLIC_HEADERS})