diff --git a/include/opds_catalog.h b/include/opds_catalog.h
index e931e7263..47d03fb0c 100644
--- a/include/opds_catalog.h
+++ b/include/opds_catalog.h
@@ -26,11 +26,7 @@
 namespace kiwix
 {
 
-class OpdsCatalog
-{
-public:
-  static std::string getSearchUrl(const Filter& f);
-};
+std::string getSearchUrl(const Filter& f);
 
 } // namespace kiwix
 
diff --git a/src/opds_catalog.cpp b/src/opds_catalog.cpp
index 2e42beeca..ee7dacb3e 100644
--- a/src/opds_catalog.cpp
+++ b/src/opds_catalog.cpp
@@ -61,7 +61,7 @@ std::string buildSearchString(const Filter& f)
 
 } // unnamed namespace
 
-std::string OpdsCatalog::getSearchUrl(const Filter& f)
+std::string getSearchUrl(const Filter& f)
 {
   const std::string searchString = buildSearchString(f);
 
diff --git a/test/opds_catalog.cpp b/test/opds_catalog.cpp
index 519cf83de..6647d5a32 100644
--- a/test/opds_catalog.cpp
+++ b/test/opds_catalog.cpp
@@ -25,7 +25,7 @@ using namespace kiwix;
 
 TEST(OpdsCatalog, getSearchUrl)
 {
-  #define EXPECT_SEARCH_URL(url) EXPECT_EQ(url, OpdsCatalog::getSearchUrl(f))
+  #define EXPECT_SEARCH_URL(url) EXPECT_EQ(url, getSearchUrl(f))
   {
     Filter f;
     EXPECT_SEARCH_URL("/catalog/v2/entries");