diff --git a/capture/build/unix/release.mk b/capture/build/unix/release.mk
index e70f36d4..ccf07661 100644
--- a/capture/build/unix/release.mk
+++ b/capture/build/unix/release.mk
@@ -1,4 +1,7 @@
-CFLAGS := -O3 -flto
+CFLAGS := -O3
+ifndef TRACY_NO_LTO
+CFLAGS += -flto
+endif
 DEFINES := -DNDEBUG
 BUILD := release
 
diff --git a/common/unix-debug.mk b/common/unix-debug.mk
index f304dac4..3e57f6e0 100644
--- a/common/unix-debug.mk
+++ b/common/unix-debug.mk
@@ -6,6 +6,8 @@ LDFLAGS := -fuse-ld=mold
   endif
 endif
 
+ifndef TRACY_NO_ISA_EXTENSIONS
 ifeq ($(ARCH),x86_64)
 CFLAGS += -msse4.1
 endif
+endif
diff --git a/common/unix-release.mk b/common/unix-release.mk
index a91ddb09..4b5eec80 100644
--- a/common/unix-release.mk
+++ b/common/unix-release.mk
@@ -10,8 +10,10 @@ LDFLAGS := -s
   endif
 endif
 
+ifndef TRACY_NO_ISA_EXTENSIONS
 ifneq (,$(filter $(ARCH),aarch64 arm64))
 CFLAGS += -mcpu=native
 else
 CFLAGS += -march=native
 endif
+endif
diff --git a/csvexport/build/unix/release.mk b/csvexport/build/unix/release.mk
index e70f36d4..ccf07661 100644
--- a/csvexport/build/unix/release.mk
+++ b/csvexport/build/unix/release.mk
@@ -1,4 +1,7 @@
-CFLAGS := -O3 -flto
+CFLAGS := -O3
+ifndef TRACY_NO_LTO
+CFLAGS += -flto
+endif
 DEFINES := -DNDEBUG
 BUILD := release
 
diff --git a/import-chrome/build/unix/release.mk b/import-chrome/build/unix/release.mk
index e70f36d4..ccf07661 100644
--- a/import-chrome/build/unix/release.mk
+++ b/import-chrome/build/unix/release.mk
@@ -1,4 +1,7 @@
-CFLAGS := -O3 -flto
+CFLAGS := -O3
+ifndef TRACY_NO_LTO
+CFLAGS += -flto
+endif
 DEFINES := -DNDEBUG
 BUILD := release
 
diff --git a/library/unix/debug.mk b/library/unix/debug.mk
index 04d925a6..cec9c76d 100644
--- a/library/unix/debug.mk
+++ b/library/unix/debug.mk
@@ -4,8 +4,10 @@ CFLAGS := -g3 -Wall
 DEFINES := -DDEBUG
 BUILD := debug
 
+ifndef TRACY_NO_ISA_EXTENSIONS
 ifeq ($(ARCH),x86_64)
 CFLAGS += -msse4.1
 endif
+endif
 
 include build.mk
diff --git a/library/unix/release.mk b/library/unix/release.mk
index 24b52543..10b56542 100644
--- a/library/unix/release.mk
+++ b/library/unix/release.mk
@@ -4,8 +4,10 @@ CFLAGS := -O3 -s
 DEFINES := -DNDEBUG
 BUILD := release
 
+ifndef TRACY_NO_ISA_EXTENSIONS
 ifeq ($(ARCH),x86_64)
 CFLAGS += -msse4.1
 endif
+endif
 
 include build.mk
diff --git a/profiler/build/unix/release.mk b/profiler/build/unix/release.mk
index e70f36d4..ccf07661 100644
--- a/profiler/build/unix/release.mk
+++ b/profiler/build/unix/release.mk
@@ -1,4 +1,7 @@
-CFLAGS := -O3 -flto
+CFLAGS := -O3
+ifndef TRACY_NO_LTO
+CFLAGS += -flto
+endif
 DEFINES := -DNDEBUG
 BUILD := release
 
diff --git a/update/build/unix/release.mk b/update/build/unix/release.mk
index e70f36d4..ccf07661 100644
--- a/update/build/unix/release.mk
+++ b/update/build/unix/release.mk
@@ -1,4 +1,7 @@
-CFLAGS := -O3 -flto
+CFLAGS := -O3
+ifndef TRACY_NO_LTO
+CFLAGS += -flto
+endif
 DEFINES := -DNDEBUG
 BUILD := release