diff --git a/specter/include/Specter/ViewResources.hpp b/specter/include/Specter/ViewResources.hpp
index 65c66daad..d64f89f47 100644
--- a/specter/include/Specter/ViewResources.hpp
+++ b/specter/include/Specter/ViewResources.hpp
@@ -77,6 +77,7 @@ public:
     Specter::FontTag m_curveFont;
 
     std::thread m_fcacheThread;
+    bool m_fcacheInterrupt = false;
     bool m_fcacheReady = false;
 
     ViewResources() = default;
@@ -87,7 +88,11 @@ public:
 
     ~ViewResources()
     {
-        m_fcacheThread.detach();
+        if (m_fcacheThread.joinable())
+        {
+            m_fcacheInterrupt = true;
+            m_fcacheThread.join();
+        }
     }
 
     void init(boo::IGraphicsDataFactory* factory, FontCache* fcache, const ThemeData& theme, float pixelFactor);
diff --git a/specter/lib/ViewResources.cpp b/specter/lib/ViewResources.cpp
index c3cc12454..1f9ed1166 100644
--- a/specter/lib/ViewResources.cpp
+++ b/specter/lib/ViewResources.cpp
@@ -37,11 +37,17 @@ void ViewResources::init(boo::IGraphicsDataFactory* factory, FontCache* fcache,
 void ViewResources::prepFontCacheSync()
 {
     unsigned dpi = 72.f * m_pixelFactor;
+    if (m_fcacheInterrupt) return;
     m_mainFont = m_fcache->prepMainFont(m_factory, AllCharFilter, false, 10.f, dpi);
+    if (m_fcacheInterrupt) return;
     m_monoFont = m_fcache->prepMonoFont(m_factory, AllCharFilter, false, 10.f, dpi);
+    if (m_fcacheInterrupt) return;
     m_heading14 = m_fcache->prepMainFont(m_factory, LatinAndJapaneseCharFilter, false, 14.f, dpi);
+    if (m_fcacheInterrupt) return;
     m_heading18 = m_fcache->prepMainFont(m_factory, LatinAndJapaneseCharFilter, false, 18.f, dpi);
+    if (m_fcacheInterrupt) return;
     m_titleFont = m_fcache->prepMainFont(m_factory, LatinCharFilter, false, 36.f, dpi);
+    if (m_fcacheInterrupt) return;
     m_fcache->closeBuiltinFonts();
     m_fcacheReady = true;
 }