diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7c9eb33..5df6332 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 ## 0.4.3 (unreleased)
 
 - Fixed compilation error when `float8` is pass by reference
+- Fixed compilation error on PowerPC
 - Fixed segmentation fault with index creation on i386
 
 ## 0.4.2 (2023-05-13)
diff --git a/Makefile b/Makefile
index 7292da6..6f75c56 100644
--- a/Makefile
+++ b/Makefile
@@ -19,6 +19,11 @@ ifeq ($(shell uname -s), Darwin)
 	endif
 endif
 
+# PowerPC doesn't support -march=native
+ifneq ($(filter ppc64%, $(shell uname -m)), )
+	OPTFLAGS =
+endif
+
 # For auto-vectorization:
 # - GCC (needs -ftree-vectorize OR -O3) - https://gcc.gnu.org/projects/tree-ssa/vectorization.html
 # - Clang (could use pragma instead) - https://llvm.org/docs/Vectorizers.html