diff --git a/net-analyzer/ntopng/files/ntopng-2.4-dont-build-ndpi.patch b/net-analyzer/ntopng/files/ntopng-2.4-dont-build-ndpi.patch
index ec628cd32242c..ef40c72d58964 100644
--- a/net-analyzer/ntopng/files/ntopng-2.4-dont-build-ndpi.patch
+++ b/net-analyzer/ntopng/files/ntopng-2.4-dont-build-ndpi.patch
@@ -1,4 +1,4 @@
---- a/configure.ac.old
+--- a/configure.ac
 +++ b/configure.ac
 @@ -62,13 +62,6 @@
  fi
diff --git a/net-analyzer/ntopng/files/ntopng-3.0-pointer-cmp.patch b/net-analyzer/ntopng/files/ntopng-3.0-pointer-cmp.patch
index 11fb47ca38531..171bee36e8972 100644
--- a/net-analyzer/ntopng/files/ntopng-3.0-pointer-cmp.patch
+++ b/net-analyzer/ntopng/files/ntopng-3.0-pointer-cmp.patch
@@ -1,6 +1,5 @@
-diff -Naur ntopng-3.0-orig/src/AddressResolution.cpp ntopng-3.0/src/AddressResolution.cpp
---- ntopng-3.0-orig/src/AddressResolution.cpp	2017-06-01 00:18:57.000000000 -0700
-+++ ntopng-3.0/src/AddressResolution.cpp	2017-11-27 23:13:50.158163187 -0800
+--- a/src/AddressResolution.cpp
++++ b/src/AddressResolution.cpp
 @@ -52,7 +52,7 @@
    u_int numeric_ip_len;