diff --git a/lib/library.cpp b/lib/library.cpp
index 010d808db..abbe760de 100644
--- a/lib/library.cpp
+++ b/lib/library.cpp
@@ -224,11 +224,9 @@ Library::Error Library::load(const tinyxml2::XMLDocument &doc)
             const char *value = node->Attribute("value");
             if (value == nullptr)
                 return Error(MISSING_ATTRIBUTE, "value");
-            defines.push_back(std::string("#define ") +
-                              name +
+            defines.push_back(std::string(name) +
                               " " +
-                              value +
-                              "\n");
+                              value);
         }
 
         else if (nodename == "function") {
diff --git a/lib/preprocessor.cpp b/lib/preprocessor.cpp
index 8781adc15..b3167b6f7 100644
--- a/lib/preprocessor.cpp
+++ b/lib/preprocessor.cpp
@@ -529,14 +529,12 @@ static simplecpp::DUI createDUI(const Settings &mSettings, const std::string &cf
         splitcfg(cfg, dui.defines, emptyString);
 
     for (const std::string &def : mSettings.library.defines) {
-        if (def.compare(0,8,"#define ") != 0)
-            continue;
-        std::string s = def.substr(8);
-        const std::string::size_type pos = s.find_first_of(" (");
+        const std::string::size_type pos = def.find_first_of(" (");
         if (pos == std::string::npos) {
-            dui.defines.push_back(s);
+            dui.defines.push_back(def);
             continue;
         }
+        std::string s = def;
         if (s[pos] == ' ') {
             s[pos] = '=';
         } else {