diff --git a/library/CMakeLists.txt b/library/CMakeLists.txt
index 1e7688b43..4c0a4a74a 100644
--- a/library/CMakeLists.txt
+++ b/library/CMakeLists.txt
@@ -204,9 +204,11 @@ install(TARGETS dfhack
 install(FILES ${CMAKE_SOURCE_DIR}/Memory.xml
         DESTINATION ${DFHACK_DATA_DESTINATION}) #linux: share/dfhack
 
-if(WIN32 AND BUILD_DFHACK_DEVEL)
-    install(TARGETS dfhack
-            ARCHIVE DESTINATION ${DFHACK_DEVLIB_DESTINATION})
+if(BUILD_DFHACK_DEVEL)
+    if(WIN32)
+        install(TARGETS dfhack
+                ARCHIVE DESTINATION ${DFHACK_DEVLIB_DESTINATION})
+    endif()
     install(DIRECTORY ${CMAKE_SOURCE_DIR}/library/include/
             DESTINATION ${DFHACK_INCLUDES_DESTINATION}
             FILES_MATCHING PATTERN "*.h" ) #linux: include
diff --git a/package/ubuntu-10.10/postinst b/package/ubuntu-10.10/postinst
index ff117e8e3..a628ada3f 100755
--- a/package/ubuntu-10.10/postinst
+++ b/package/ubuntu-10.10/postinst
@@ -1,4 +1,7 @@
 #!/bin/sh
 echo "Setting required kernel parameters."
+# I actually do it three times, hoping to hammer this into Ubuntu's dense skull.
 sysctl -w kernel.randomize_va_space=0
 sysctl -w kernel.yama.ptrace_scope=0
+echo "kernel.randomize_va_space=0" >> /etc/sysctl.conf
+echo "kernel.yama.ptrace_scope=0" >> /etc/sysctl.conf
\ No newline at end of file