diff --git a/docs/src/apimanual.md b/docs/src/apimanual.md
index f0bfc8d923..04dacd881e 100644
--- a/docs/src/apimanual.md
+++ b/docs/src/apimanual.md
@@ -115,9 +115,9 @@ sets recognized by the solver.
 * **[`RelativeEntropyCone(dimension)`](@ref MathOptInterface.RelativeEntropyCone)**:
   ``\{ (u, v, w) \in \mathbb{R}^\mbox{dimension} : u \ge \sum_i w_i \log (\frac{w_i}{v_i}), v_i \ge 0, w_i \ge 0 \}``
 * **[`NormSpectralCone(row_dim, column_dim)`](@ref MathOptInterface.NormSpectralCone)**:
-  ``\{ (t, X) \in \mathbb{R}^{1 + \mbox{row_dim} \times \mbox{column_dim} : t \ge \sigma_1(X), X \mbox{is a matrix with row_dim rows and column_dim columns} \}``
+  ``\{ (t, X) \in \mathbb{R}^{1 + \mbox{row_dim} \times \mbox{column_dim}} : t \ge \sigma_1(X), X \mbox{is a matrix with row_dim rows and column_dim columns} \}``
 * **[`NormNuclearCone(row_dim, column_dim)`](@ref MathOptInterface.NormNuclearCone)**:
-  ``\{ (t, X) \in \mathbb{R}^{1 + \mbox{row_dim} \times \mbox{column_dim} : t \ge \sum_i \sigma_i(X), X \mbox{is a matrix with row_dim rows and column_dim columns} \}``
+  ``\{ (t, X) \in \mathbb{R}^{1 + \mbox{row_dim} \times \mbox{column_dim}} : t \ge \sum_i \sigma_i(X), X \mbox{is a matrix with row_dim rows and column_dim columns} \}``
 * **[`PositiveSemidefiniteConeTriangle(dimension)`](@ref MathOptInterface.PositiveSemidefiniteConeTriangle)**:
   ``\{ X \in \mathbb{R}^{\mbox{dimension}(\mbox{dimension}+1)/2} : X \mbox{is
   the upper triangle of a PSD matrix} \}``