diff --git a/programming/language/perl/perl-LWP-Protocol-https/pspec.xml b/programming/language/perl/perl-LWP-Protocol-https/pspec.xml
index 41932543b0..149273c8e6 100644
--- a/programming/language/perl/perl-LWP-Protocol-https/pspec.xml
+++ b/programming/language/perl/perl-LWP-Protocol-https/pspec.xml
@@ -18,7 +18,6 @@
             <Dependency>perl</Dependency>
             <Dependency>perl-IO-Socket-SSL</Dependency>
             <Dependency>perl-NET-HTTP</Dependency>
-            <Dependency>perl-libwww</Dependency>
             <Dependency>perl-Mozilla-CA</Dependency>
         </BuildDependencies>
         <Patches>
@@ -31,7 +30,6 @@
         <RuntimeDependencies>
             <Dependency>perl</Dependency>
             <Dependency>ca-certificates</Dependency>
-            <Dependency>perl-libwww</Dependency>
             <Dependency>perl-IO-Socket-SSL</Dependency>
             <Dependency>perl-NET-HTTP</Dependency>
             <Dependency>perl-Mozilla-CA</Dependency>
diff --git a/programming/misc/libspectre/files/libspectre-0.2.7-gs918.patch b/programming/misc/libspectre/files/libspectre-0.2.7-gs918.patch
new file mode 100644
index 0000000000..13ab261c7c
--- /dev/null
+++ b/programming/misc/libspectre/files/libspectre-0.2.7-gs918.patch
@@ -0,0 +1,41 @@
+Fixed error namespace for >=ghostscript-gpl-9.18
+
+https://bugs.gentoo.org/563540
+
+--- libspectre-0.2.7/libspectre/spectre-gs.c
++++ libspectre-0.2.7/libspectre/spectre-gs.c
+@@ -43,12 +43,12 @@
+ 	
+ 	if (code <= -100) {
+ 		switch (code) {
+-			case e_Fatal:
++			case gs_error_Fatal:
+ 				fprintf (stderr, "fatal internal error %d", code);
+ 				return TRUE;
+ 				break;
+ 
+-			case e_ExecStackUnderflow:
++			case gs_error_ExecStackUnderflow:
+ 				fprintf (stderr, "stack overflow %d", code);
+ 				return TRUE;
+ 				break;
+@@ -109,9 +109,9 @@
+ 		set = _spectre_strdup_printf ("%d %d translate\n", -x, -y);
+ 		error = gsapi_run_string_continue (ghostscript_instance, set, strlen (set),
+ 						   0, &exit_code);
+-		error = error == e_NeedInput ? 0 : error;
++		error = error == gs_error_NeedInput ? 0 : error;
+ 		free (set);
+-		if (error != e_NeedInput && critic_error_code (error)) {
++		if (error != gs_error_NeedInput && critic_error_code (error)) {
+ 			fclose (fd);
+ 			return FALSE;
+ 		}
+@@ -126,7 +126,7 @@
+ 		read = fread (buf, sizeof (char), to_read, fd);
+ 		error = gsapi_run_string_continue (ghostscript_instance,
+ 						   buf, read, 0, &exit_code);
+-		error = error == e_NeedInput ? 0 : error;
++		error = error == gs_error_NeedInput ? 0 : error;
+ 		left -= read;
+ 	}
diff --git a/programming/misc/libspectre/pspec.xml b/programming/misc/libspectre/pspec.xml
index ef52891c8a..ca34543312 100644
--- a/programming/misc/libspectre/pspec.xml
+++ b/programming/misc/libspectre/pspec.xml
@@ -16,8 +16,11 @@
         <BuildDependencies>
             <Dependency>ghostscript-devel</Dependency>
             <!-- Cairo is needed in tests only! -->
-            <Dependency>cairo</Dependency>
+            <Dependency>cairo-devel</Dependency>
         </BuildDependencies>
+        <Patches>
+            <Patch>libspectre-0.2.7-gs918.patch</Patch>
+        </Patches>
     </Source>
 
     <Package>
@@ -51,6 +54,7 @@
         <BuildType>emul32</BuildType>
         <BuildDependencies>
             <Dependency>ghostscript-32bit</Dependency>
+            <Dependency>cairo-32bit</Dependency>
         </BuildDependencies>
         <RuntimeDependencies>
             <Dependency release="current">libspectre</Dependency>