diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7d9b7f15..666b762b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -23,7 +23,7 @@ We use *breaking* word for marking changes that are not backward compatible (rel
 
 ### Fixed
 
--
+- [#185](https://github.com/thanos-io/kube-thanos/pull/185)A query-frontend, store: make cache types case insensitive
 
 ## [v0.17.0](https://github.com/thanos-io/kube-thanos/tree/v0.17.0) (2020-12-08)
 
diff --git a/jsonnet/kube-thanos/kube-thanos-query-frontend.libsonnet b/jsonnet/kube-thanos/kube-thanos-query-frontend.libsonnet
index c2e798e9..e30792d1 100644
--- a/jsonnet/kube-thanos/kube-thanos-query-frontend.libsonnet
+++ b/jsonnet/kube-thanos/kube-thanos-query-frontend.libsonnet
@@ -67,24 +67,24 @@ function(params) {
     queryRangeCache+:
       if std.objectHas(params, 'queryRangeCache')
          && std.objectHas(params.queryRangeCache, 'type')
-         && params.queryRangeCache.type == 'memcached' then
+         && std.asciiUpper(params.queryRangeCache.type) == 'MEMCACHED' then
 
         defaults.memcachedDefaults + params.queryRangeCache
       else if std.objectHas(params, 'queryRangeCache')
               && std.objectHas(params.queryRangeCache, 'type')
-              && params.queryRangeCache.type == 'in-memory' then
+              && std.asciiUpper(params.queryRangeCache.type) == 'IN-MEMORY' then
 
         defaults.fifoCache + params.queryRangeCache
       else {},
     labelsCache+:
       if std.objectHas(params, 'labelsCache')
          && std.objectHas(params.labelsCache, 'type')
-         && params.labelsCache.type == 'memcached' then
+         && std.asciiUpper(params.labelsCache.type) == 'MEMCACHED' then
 
         defaults.memcachedDefaults + params.labelsCache
       else if std.objectHas(params, 'labelsCache')
               && std.objectHas(params.labelsCache, 'type')
-              && params.labelsCache.type == 'in-memory' then
+              && std.asciiUpper(params.labelsCache.type) == 'IN-MEMORY' then
 
         defaults.fifoCache + params.labelsCache
       else {},
diff --git a/jsonnet/kube-thanos/kube-thanos-store.libsonnet b/jsonnet/kube-thanos/kube-thanos-store.libsonnet
index 01516fa0..cc2b236e 100644
--- a/jsonnet/kube-thanos/kube-thanos-store.libsonnet
+++ b/jsonnet/kube-thanos/kube-thanos-store.libsonnet
@@ -9,13 +9,13 @@ function(params) {
     indexCache+:
       if std.objectHas(params, 'indexCache')
          && std.objectHas(params.indexCache, 'type')
-         && params.indexCache.type == 'memcached' then
+         && std.asciiUpper(params.indexCache.type) == 'MEMCACHED' then
         defaults.memcachedDefaults + defaults.indexCacheDefaults + params.indexCache
       else {},
     bucketCache+:
       if std.objectHas(params, 'bucketCache')
          && std.objectHas(params.bucketCache, 'type')
-         && params.bucketCache.type == 'memcached' then
+         && std.asciiUpper(params.bucketCache.type) == 'MEMCACHED' then
         defaults.memcachedDefaults + defaults.bucketCacheMemcachedDefaults + params.bucketCache
       else {},
   },