diff --git a/meson.build b/meson.build
index 0808c4d39..6c7d8f8b9 100644
--- a/meson.build
+++ b/meson.build
@@ -161,7 +161,7 @@ lib_lz4 = dependency('liblz4')
 configuration.set('HAVE_LIBLZ4', true, description: 'Is liblz4 present?')
 
 # Find required openssl library
-lib_openssl = dependency('openssl')
+lib_openssl = dependency('openssl', version : '>=1.1.1')
 
 # Find required pq library
 lib_pq = dependency('libpq')
diff --git a/src/common/crypto/common.c b/src/common/crypto/common.c
index db93c143a..7e603a387 100644
--- a/src/common/crypto/common.c
+++ b/src/common/crypto/common.c
@@ -59,14 +59,8 @@ cryptoInit(void)
         ERR_load_crypto_strings();
         OpenSSL_add_all_algorithms();
 
-        // SSL initialization depends on the version of OpenSSL
-#if OPENSSL_VERSION_NUMBER < 0x10100000L
-        OPENSSL_config(NULL);
-        SSL_library_init();
-        SSL_load_error_strings();
-#else
+        // Initialization
         OPENSSL_init_ssl(OPENSSL_INIT_LOAD_CONFIG, NULL);
-#endif
 
         // Mark crypto as initialized
         cryptoInitDone = true;
diff --git a/src/common/io/tls/common.c b/src/common/io/tls/common.c
index 1af7cacfc..3cb9a3dd6 100644
--- a/src/common/io/tls/common.c
+++ b/src/common/io/tls/common.c
@@ -16,7 +16,7 @@ TLS Common
 
 /**********************************************************************************************************************************/
 FN_EXTERN String *
-tlsAsn1ToStr(ASN1_STRING *const nameAsn1)
+tlsAsn1ToStr(const ASN1_STRING *const nameAsn1)
 {
     FUNCTION_TEST_BEGIN();
         FUNCTION_TEST_PARAM_P(VOID, nameAsn1);
@@ -29,11 +29,7 @@ tlsAsn1ToStr(ASN1_STRING *const nameAsn1)
     FUNCTION_TEST_RETURN(                                                                                           // {vm_covered}
         STRING,
         strNewZN(
-#if OPENSSL_VERSION_NUMBER < 0x10100000L
-            (const char *)ASN1_STRING_data(nameAsn1),
-#else
             (const char *)ASN1_STRING_get0_data(nameAsn1),
-#endif
             (size_t)ASN1_STRING_length(nameAsn1)));
 }
 
diff --git a/src/common/io/tls/common.h b/src/common/io/tls/common.h
index b9bd3863a..fa9c6cbec 100644
--- a/src/common/io/tls/common.h
+++ b/src/common/io/tls/common.h
@@ -12,7 +12,7 @@ TLS Common
 Functions
 ***********************************************************************************************************************************/
 // Convert an ASN1 string used in certificates to a String
-FN_EXTERN String *tlsAsn1ToStr(ASN1_STRING *nameAsn1);
+FN_EXTERN String *tlsAsn1ToStr(const ASN1_STRING *nameAsn1);
 
 // Get common name from a certificate
 FN_EXTERN String *tlsCertCommonName(X509 *certificate);
diff --git a/src/storage/gcs/storage.c b/src/storage/gcs/storage.c
index 1b34b9253..6ca0d2d4b 100644
--- a/src/storage/gcs/storage.c
+++ b/src/storage/gcs/storage.c
@@ -249,11 +249,7 @@ storageGcsAuthJwt(StorageGcs *const this, const time_t timeBegin)
         FINALLY()
         {
             BIO_free((BIO *)bio);
-#if OPENSSL_VERSION_NUMBER < 0x10100000L
-            EVP_MD_CTX_cleanup((EVP_MD_CTX *)sign);
-#else
             EVP_MD_CTX_free((EVP_MD_CTX *)sign);
-#endif
             EVP_PKEY_free((EVP_PKEY *)privateKey);
         }
         TRY_END();