diff --git a/example/thanos-engine/go.mod b/example/thanos-engine/go.mod
index bf0a7d8..97a5182 100644
--- a/example/thanos-engine/go.mod
+++ b/example/thanos-engine/go.mod
@@ -6,7 +6,7 @@ require (
 	github.com/cortexproject/promqlsmith v0.0.0-00010101000000-000000000000
 	github.com/efficientgo/core v1.0.0-rc.2
 	github.com/google/go-cmp v0.6.0
-	github.com/prometheus/prometheus v0.51.0
+	github.com/prometheus/prometheus v0.51.2
 	github.com/thanos-community/promql-engine v0.0.0-20230307133125-c619a78add34
 )
 
diff --git a/example/thanos-engine/go.sum b/example/thanos-engine/go.sum
index f6f04f4..670e2bc 100644
--- a/example/thanos-engine/go.sum
+++ b/example/thanos-engine/go.sum
@@ -330,8 +330,8 @@ github.com/prometheus/procfs v0.1.3/go.mod h1:lV6e/gmhEcM9IjHGsFOCxxuZ+z1YqCvr4O
 github.com/prometheus/procfs v0.6.0/go.mod h1:cz+aTbrPOrUb4q7XlbU9ygM+/jj0fzG6c1xBZuNvfVA=
 github.com/prometheus/procfs v0.12.0 h1:jluTpSng7V9hY0O2R9DzzJHYb2xULk9VTR1V1R/k6Bo=
 github.com/prometheus/procfs v0.12.0/go.mod h1:pcuDEFsWDnvcgNzo4EEweacyhjeA9Zk3cnaOZAZEfOo=
-github.com/prometheus/prometheus v0.51.0 h1:aRdjTnmHLved29ILtdzZN2GNvOjWATtA/z+3fYuexOc=
-github.com/prometheus/prometheus v0.51.0/go.mod h1:yv4MwOn3yHMQ6MZGHPg/U7Fcyqf+rxqiZfSur6myVtc=
+github.com/prometheus/prometheus v0.51.2 h1:U0faf1nT4CB9DkBW87XLJCBi2s8nwWXdTbyzRUAkX0w=
+github.com/prometheus/prometheus v0.51.2/go.mod h1:yv4MwOn3yHMQ6MZGHPg/U7Fcyqf+rxqiZfSur6myVtc=
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/rogpeppe/go-internal v1.11.0 h1:cWPaGQEPrBb5/AsnsZesgZZ9yb1OQ+GOISoDNXVBh4M=
 github.com/scaleway/scaleway-sdk-go v1.0.0-beta.25 h1:/8rfZAdFfafRXOgz+ZpMZZWZ5pYggCY9t7e/BvjaBHM=