diff --git a/10.brainstorming-innovative-courses/intercambio-curso-electromagnetismo/textbook.en.md b/10.brainstorming-innovative-courses/intercambio-curso-electromagnetismo/textbook.en.md
index 8390a5e2f..13349b6ff 100644
--- a/10.brainstorming-innovative-courses/intercambio-curso-electromagnetismo/textbook.en.md
+++ b/10.brainstorming-innovative-courses/intercambio-curso-electromagnetismo/textbook.en.md
@@ -100,7 +100,7 @@ $`\vec{J}=\dfrac{d\left(\sum_i q_i\;\vec{v_i}\right)}{d\tau}`$
ES : **densidad de corriente de desplazamiento**
FR : **densité de courant de déplacement**
EN : **displacement current density**
-$`\vec{J_D}=\dfrac{\partial D}{partial t}`$
+$`\vec{J_D}=\dfrac{\partial D}{\partial t}`$
**$`\vec{J_t}`$** = $`\vec{J_{tot}}`$ :
ES : **densidad de corriente total**