diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 9e4205c97..db546e9eb 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -60,6 +60,7 @@ if(Quotient_VERSION_MINOR GREATER 6)
     target_compile_definitions(neochat PUBLIC QUOTIENT_07)
     target_sources(neochat PRIVATE pollevent.cpp pollhandler.cpp)
 else()
+    target_compile_definitions(neochat PUBLIC QUOTIENT_VERSION=\"${Quotient_VERSION}\")
     target_sources(neochat PRIVATE neochataccountregistry.cpp)
 endif()
 
diff --git a/src/main.cpp b/src/main.cpp
index 490c12e26..2fce7d7fe 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -36,6 +36,7 @@
 
 #include <networkaccessmanager.h>
 #include <room.h>
+#include <util.h>
 
 #include "actionshandler.h"
 #include "blurhashimageprovider.h"
@@ -155,7 +156,14 @@ int main(int argc, char *argv[])
 
     about.addComponent(QStringLiteral("libQuotient"),
                        i18n("A Qt5 library to write cross-platform clients for Matrix"),
-                       QString(),
+#ifdef QUOTIENT_07
+                       i18nc("<version number> (built against <possibly different version number>)",
+                             "%1 (built against %2)",
+                             Quotient::versionString(),
+                             QStringLiteral(Quotient_VERSION_STRING)),
+#else
+                       QStringLiteral(QUOTIENT_VERSION),
+#endif
                        QStringLiteral("https://github.com/quotient-im/libquotient"),
                        KAboutLicense::LGPL_V2_1);