diff --git a/deps/nghttp2/lib/Makefile.in b/deps/nghttp2/lib/Makefile.in
index 2c6edc3a05c7d9..8f7dc349d7cb15 100644
--- a/deps/nghttp2/lib/Makefile.in
+++ b/deps/nghttp2/lib/Makefile.in
@@ -355,8 +355,8 @@ LIBNGHTTP3_LIBS = @LIBNGHTTP3_LIBS@
 LIBNGTCP2_CFLAGS = @LIBNGTCP2_CFLAGS@
 LIBNGTCP2_CRYPTO_BORINGSSL_CFLAGS = @LIBNGTCP2_CRYPTO_BORINGSSL_CFLAGS@
 LIBNGTCP2_CRYPTO_BORINGSSL_LIBS = @LIBNGTCP2_CRYPTO_BORINGSSL_LIBS@
-LIBNGTCP2_CRYPTO_OPENSSL_CFLAGS = @LIBNGTCP2_CRYPTO_OPENSSL_CFLAGS@
-LIBNGTCP2_CRYPTO_OPENSSL_LIBS = @LIBNGTCP2_CRYPTO_OPENSSL_LIBS@
+LIBNGTCP2_CRYPTO_QUICTLS_CFLAGS = @LIBNGTCP2_CRYPTO_QUICTLS_CFLAGS@
+LIBNGTCP2_CRYPTO_QUICTLS_LIBS = @LIBNGTCP2_CRYPTO_QUICTLS_LIBS@
 LIBNGTCP2_LIBS = @LIBNGTCP2_LIBS@
 LIBOBJS = @LIBOBJS@
 LIBS = @LIBS@
diff --git a/deps/nghttp2/lib/includes/Makefile.in b/deps/nghttp2/lib/includes/Makefile.in
index 18b45672406fec..3de90d7bef3e3a 100644
--- a/deps/nghttp2/lib/includes/Makefile.in
+++ b/deps/nghttp2/lib/includes/Makefile.in
@@ -263,8 +263,8 @@ LIBNGHTTP3_LIBS = @LIBNGHTTP3_LIBS@
 LIBNGTCP2_CFLAGS = @LIBNGTCP2_CFLAGS@
 LIBNGTCP2_CRYPTO_BORINGSSL_CFLAGS = @LIBNGTCP2_CRYPTO_BORINGSSL_CFLAGS@
 LIBNGTCP2_CRYPTO_BORINGSSL_LIBS = @LIBNGTCP2_CRYPTO_BORINGSSL_LIBS@
-LIBNGTCP2_CRYPTO_OPENSSL_CFLAGS = @LIBNGTCP2_CRYPTO_OPENSSL_CFLAGS@
-LIBNGTCP2_CRYPTO_OPENSSL_LIBS = @LIBNGTCP2_CRYPTO_OPENSSL_LIBS@
+LIBNGTCP2_CRYPTO_QUICTLS_CFLAGS = @LIBNGTCP2_CRYPTO_QUICTLS_CFLAGS@
+LIBNGTCP2_CRYPTO_QUICTLS_LIBS = @LIBNGTCP2_CRYPTO_QUICTLS_LIBS@
 LIBNGTCP2_LIBS = @LIBNGTCP2_LIBS@
 LIBOBJS = @LIBOBJS@
 LIBS = @LIBS@
diff --git a/deps/nghttp2/lib/includes/nghttp2/nghttp2ver.h b/deps/nghttp2/lib/includes/nghttp2/nghttp2ver.h
index 6ed0ac4a9bfae6..5dea3ffe100b40 100644
--- a/deps/nghttp2/lib/includes/nghttp2/nghttp2ver.h
+++ b/deps/nghttp2/lib/includes/nghttp2/nghttp2ver.h
@@ -29,7 +29,7 @@
  * @macro
  * Version number of the nghttp2 library release
  */
-#define NGHTTP2_VERSION "1.52.0"
+#define NGHTTP2_VERSION "1.55.0"
 
 /**
  * @macro
@@ -37,6 +37,6 @@
  * release. This is a 24 bit number with 8 bits for major number, 8 bits
  * for minor and 8 bits for patch. Version 1.2.3 becomes 0x010203.
  */
-#define NGHTTP2_VERSION_NUM 0x013400
+#define NGHTTP2_VERSION_NUM 0x013700
 
 #endif /* NGHTTP2VER_H */