diff --git a/R/calibration.R b/R/calibration.R
index f52e8e3..f9e43ac 100644
--- a/R/calibration.R
+++ b/R/calibration.R
@@ -58,7 +58,7 @@ tempcal <- function(Tc,
 #' A clumped isotope temperature calibration in reversed form, where the
 #' calibration
 #' \deqn{y = a \times 10^6 / T^2 + b}{y = a * 10^6 / T^2 + b} with \eqn{T} in Kelvin,
-#' is expressed as a function of \eqn{T_C} (in degrees Celsius):
+#' is expressed as a function of \eqn{T_C}{T[C]}(in degrees Celsius):
 #' \deqn{T_C = \sqrt{(a \times 10^6) / (y - b)} - 273.15}{T[C] = sqrt((a * 10^6) / (y - b)) - 273.15}
 #'
 #' Defaults to Bonifacie et al. 2017 \deqn{\Delta_47 = (0.0449 \pm 0.001 \times
diff --git a/man/revcal.Rd b/man/revcal.Rd
index 7a29e9d..732f45c 100644
--- a/man/revcal.Rd
+++ b/man/revcal.Rd
@@ -35,7 +35,7 @@ with lower and upper bounds.
 A clumped isotope temperature calibration in reversed form, where the
 calibration
 \deqn{y = a \times 10^6 / T^2 + b}{y = a * 10^6 / T^2 + b} with \eqn{T} in Kelvin,
-is expressed as a function of \eqn{T_C} (in degrees Celsius):
+is expressed as a function of \eqn{T_C}{T[C]}(in degrees Celsius):
 \deqn{T_C = \sqrt{(a \times 10^6) / (y - b)} - 273.15}{T[C] = sqrt((a * 10^6) / (y - b)) - 273.15}
 }
 \details{