diff --git a/abuild.conf b/abuild.conf
index 745a119..ff9103f 100644
--- a/abuild.conf
+++ b/abuild.conf
@@ -11,6 +11,11 @@ export MAKEFLAGS=-j$JOBS
 export SAMUFLAGS=-j$JOBS
 export CARGO_BUILD_JOBS=$JOBS
 
+export CARGO_PROFILE_RELEASE_OPT_LEVEL="s"
+export CARGO_PROFILE_RELEASE_PANIC="abort"
+export CARGO_PROFILE_RELEASE_CODEGEN_UNITS=1
+export CARGO_PROFILE_RELEASE_LTO="true"
+
 # remove line below to disable colors
 USE_COLORS=1