diff --git a/fuzzers/FRET/benchmark/Snakefile b/fuzzers/FRET/benchmark/Snakefile
index d2e5a58eaf..e1a0aa2d0e 100644
--- a/fuzzers/FRET/benchmark/Snakefile
+++ b/fuzzers/FRET/benchmark/Snakefile
@@ -51,7 +51,7 @@ rule build_afl:
     output:
         directory("bins/target_afl")
     shell:
-        "cp -r -a --reflink=auto {input} {output} && cargo build --target-dir {output} {def_flags},config_afl,observer_hitcounts"
+        "cp -r -a --reflink=auto {input} {output} && cargo build --target-dir {output} {def_flags},config_afl,observe_hitcounts"
 
 rule build_stg:
     input: