diff --git a/install-filcrypto b/install-filcrypto
index dac54b78..dc56a4d2 100755
--- a/install-filcrypto
+++ b/install-filcrypto
@@ -150,12 +150,13 @@ build_from_source() {
     cargo --version
 
     # Add feature specific rust flags as needed here.
+    additional_flags="-Zfeatures=itarget"
     if [ "${FFI_USE_BLST_PORTABLE}" == "1" ]; then
-        additional_flags="--no-default-features --features blst --features blst-portable"
+        additional_flags="--no-default-features --features blst --features blst-portable ${additional_flags}"
     elif [ "${FFI_USE_BLST}" == "1" ]; then
-        additional_flags="--no-default-features --features blst"
+        additional_flags="--no-default-features --features blst ${additional_flags}"
     else
-        additional_flags="--no-default-features --features pairing"
+        additional_flags="--no-default-features --features pairing ${additional_flags}"
     fi
 
     if [ -n "${__release_flags}" ]; then