diff --git a/src/config/ConfigManager.cpp b/src/config/ConfigManager.cpp
index 3889177a..5c592e36 100644
--- a/src/config/ConfigManager.cpp
+++ b/src/config/ConfigManager.cpp
@@ -573,14 +573,23 @@ void CConfigManager::handleAnimation(const std::string& command, const std::stri
     // on/off
     PANIM->second.internalEnabled = curitem == "1";
 
+    if (curitem != "0" && curitem != "1") {
+        parseError = "invalid animation on/off state";
+    }
+
     nextItem();
 
     // speed
     if (isNumber(curitem, true)) {
         PANIM->second.internalSpeed = std::stof(curitem);
+
+        if (PANIM->second.internalSpeed <= 0) {
+            parseError = "invalid speed";
+            PANIM->second.internalSpeed = 1.f;
+        }
     } else {
         PANIM->second.internalSpeed = 10.f;
-        parseError = "Invalid speed";
+        parseError = "invalid speed";
     }
 
     nextItem();
@@ -588,11 +597,23 @@ void CConfigManager::handleAnimation(const std::string& command, const std::stri
     // curve
     PANIM->second.internalBezier = curitem;
 
+    if (!g_pAnimationManager->bezierExists(curitem)) {
+        parseError = "no such bezier";
+        PANIM->second.internalBezier = "default";
+    }
+
     nextItem();
 
     // style
     PANIM->second.internalStyle = curitem;
 
+    if (curitem != "") {
+        const auto ERR = g_pAnimationManager->styleValidInConfigVar(ANIMNAME, curitem);
+
+        if (ERR != "")
+            parseError = ERR;
+    }
+
     // now, check for children, recursively
     setAnimForChildren(&PANIM->second);
 }
diff --git a/src/managers/AnimationManager.cpp b/src/managers/AnimationManager.cpp
index 052daff8..640b462c 100644
--- a/src/managers/AnimationManager.cpp
+++ b/src/managers/AnimationManager.cpp
@@ -257,6 +257,15 @@ bool CAnimationManager::deltazero(const CColor& a, const CColor& b) {
     return a.r == b.r && a.g == b.g && a.b == b.b && a.a == b.a;
 }
 
+bool CAnimationManager::bezierExists(const std::string& bezier) {
+    for (auto&[bc, bz] : m_mBezierCurves) {
+        if (bc == bezier)
+            return true;
+    }
+
+    return false;
+}
+
 //
 // Anims
 //
@@ -393,4 +402,38 @@ void CAnimationManager::onWindowPostCreateClose(CWindow* pWindow, bool close) {
             animationPopin(pWindow, close, minPerc / 100.f);
         }
     }
+}
+
+std::string CAnimationManager::styleValidInConfigVar(const std::string& config, const std::string& style) {
+    if (config.find("window") == 0) {
+        if (style == "slide") {
+            return "";
+        } else if (style.find("popin") == 0) {
+            // try parsing
+            float minPerc = 0.f;
+            if (style.find("%") != 0) {
+                try {
+                    auto percstr = style.substr(style.find_last_of(' '));
+                    minPerc = std::stoi(percstr.substr(0, percstr.length() - 1));
+                } catch (std::exception& e) {
+                    return "invalid minperc";
+                }
+
+                return "";
+            }
+
+            return "";
+        }
+
+        return "unknown style";
+    } else if (config == "workspaces") {
+        if (style == "slide" || style == "slidevert" || style == "fade")
+            return "";
+
+        return "unknown style";
+    } else {
+        return "animation has no styles";
+    }
+
+    return "";
 }
\ No newline at end of file
diff --git a/src/managers/AnimationManager.hpp b/src/managers/AnimationManager.hpp
index 9b422da7..b3148d25 100644
--- a/src/managers/AnimationManager.hpp
+++ b/src/managers/AnimationManager.hpp
@@ -18,6 +18,10 @@ public:
 
     void            onWindowPostCreateClose(CWindow*, bool close = false);
 
+    bool            bezierExists(const std::string&);
+
+    std::string     styleValidInConfigVar(const std::string&, const std::string&);
+
     std::list<CAnimatedVariable*> m_lAnimatedVariables;
 
 private: