diff --git a/Makefile b/Makefile
index 5ec034010b1a8edd676065bdc96713d2abca4690..e7ce2ccf16a9ba0600a5679fcfb162123336b36e 100644
--- a/Makefile
+++ b/Makefile
@@ -258,6 +258,14 @@ ifdef CONFIG_driver_softi2c
 	COMMON_FLAGS += -DDRIVER_SOFTI2C
 endif
 
+ifdef CONFIG_lib_inflate
+	CXX_TARGETS += src/lib/inflate.cc
+endif
+
+ifdef CONFIG_lib_inflate_checksum
+	COMMON_FLAGS += -DDEFLATE_CHECKSUM
+endif
+
 # Configure drivers (TODO: Kconfig)
 
 ifneq (${i2c_freq}, )
diff --git a/src/app/deflatetest/Makefile.inc b/src/app/deflatetest/Makefile.inc
index 9d8756c4ac9c04a54abc928e7c3ee71453498a1f..d1275beae6a3e89b5bef5776c88b8eb82617629e 100644
--- a/src/app/deflatetest/Makefile.inc
+++ b/src/app/deflatetest/Makefile.inc
@@ -8,10 +8,14 @@ ifdef app
 	override timer_s = 0
 	override loop = 0
 	override arch_drivers += ,counter
+	override CONFIG_lib_inflate = y
 endif
 
 ifdef deflate_nop
 	COMMON_FLAGS += -DDEFLATE_NOP
-else
-	CXX_TARGETS += src/lib/inflate.cc
+	override undefine CONFIG_lib_inflate
+endif
+
+ifdef deflate_checksum
+	override CONFIG_lib_inflate_checksum = y
 endif
diff --git a/src/app/deflatetest/benchmark.py b/src/app/deflatetest/benchmark.py
index a88a28d32e059424c4ac9d5bf6a9d7c6d1abbdd4..379b62f2116460358985f6b498d4608095c9e63d 100755
--- a/src/app/deflatetest/benchmark.py
+++ b/src/app/deflatetest/benchmark.py
@@ -6,8 +6,8 @@ import subprocess
 import sys
 
 
-def main(arch):
-    make_args = [f"arch={arch}", "app=deflatetest"]
+def main(make_args):
+    make_args += ["app=deflatetest"]
     base_rom = None
     base_ram = None
     defl_rom = None
@@ -55,7 +55,8 @@ def main(arch):
 
     rom_usage = int(np.ceil((defl_rom - base_rom) / 16)) * 16
     ram_usage = int(np.ceil((defl_ram - base_ram) / 16)) * 16
-    print(f"| {arch} | {rom_usage} B | {ram_usage} B")
+    arch_line = " ".join(make_args)
+    print(f"| {arch_line} | {rom_usage} B | {ram_usage} B")
 
     status = subprocess.run(
         ["make", "cat"] + make_args, stdout=subprocess.PIPE, universal_newlines=True
@@ -74,4 +75,4 @@ def main(arch):
 
 
 if __name__ == "__main__":
-    main(*sys.argv[1:])
+    main(sys.argv[1:])