diff --git a/contents/slides/kondensator_2.md b/contents/slides/kondensator_2.md
index ba906a6..f02cb0f 100644
--- a/contents/slides/kondensator_2.md
+++ b/contents/slides/kondensator_2.md
@@ -120,7 +120,7 @@ $X_{\textrm{C}} = \frac{U}{I} = \frac{\qty{16}{\volt}}{\qty{32}{\milli\ampere}}
 </fragment>
 
 <fragment>
-$\begin{align} X_{\textrm{C}} &= \frac{1}{\omega \cdot C} \\ \Rightarrow C &= \frac{1}{\omega \cdot X_{\textrm{C}}} = \frac{1}{2\pi \cdot f \cdot X_{\textrm{C}}}\\ &= \frac{1}{2\pi \cdot \qty{50}{\hertz} \cdot \qty{500}{\ohm}}\\ &\approx \qty{6,37}{\micro\farad}\end{align}$
+$\begin{split} X_{\textrm{C}} &= \frac{1}{\omega \cdot C} \\ \Rightarrow C &= \frac{1}{\omega \cdot X_{\textrm{C}}} = \frac{1}{2\pi \cdot f \cdot X_{\textrm{C}}}\\ &= \frac{1}{2\pi \cdot \qty{50}{\hertz} \cdot \qty{500}{\ohm}}\\ &\approx \qty{6,37}{\micro\farad}\end{split}$
 </fragment>
 
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